WO2019053801A1 - Aspirateur autopropulsé - Google Patents

Aspirateur autopropulsé Download PDF

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Publication number
WO2019053801A1
WO2019053801A1 PCT/JP2017/033010 JP2017033010W WO2019053801A1 WO 2019053801 A1 WO2019053801 A1 WO 2019053801A1 JP 2017033010 W JP2017033010 W JP 2017033010W WO 2019053801 A1 WO2019053801 A1 WO 2019053801A1
Authority
WO
WIPO (PCT)
Prior art keywords
cleaner body
cleaner
self
propelled
locking portion
Prior art date
Application number
PCT/JP2017/033010
Other languages
English (en)
Japanese (ja)
Inventor
古田　貴之
正裕 友納
秀彰 大和
智章 吉田
清水　正晴
奥村　悠
戸田　健吾
崇 小太刀
清 入江
祥尭 原
一輝 荻原
Original Assignee
学校法人 千葉工業大学
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 学校法人 千葉工業大学 filed Critical 学校法人 千葉工業大学
Priority to JP2019541535A priority Critical patent/JP7002772B2/ja
Priority to PCT/JP2017/033010 priority patent/WO2019053801A1/fr
Priority to CN201780094092.6A priority patent/CN111050617B/zh
Priority to EP17925240.8A priority patent/EP3682783A4/fr
Priority to US16/645,591 priority patent/US20200275815A1/en
Priority to JP2019541960A priority patent/JPWO2019054129A1/ja
Priority to PCT/JP2018/030597 priority patent/WO2019054129A1/fr
Publication of WO2019053801A1 publication Critical patent/WO2019053801A1/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
    • A47L9/28—Installation of the electric equipment, e.g. adaptation or attachment to the suction cleaner; Controlling suction cleaners by electric means
    • A47L9/2868—Arrangements for power supply of vacuum cleaners or the accessories thereof
    • A47L9/2873—Docking units or charging stations
    • 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
    • A47L9/0009—Storing devices ; Supports, stands or holders
    • 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
    • A47L9/0009—Storing devices ; Supports, stands or holders
    • A47L9/0063—External storing devices; Stands, casings or the like for the storage of suction cleaners
    • 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
    • A47L9/28—Installation of the electric equipment, e.g. adaptation or attachment to the suction cleaner; Controlling suction cleaners by electric means
    • 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
    • A47L9/28—Installation of the electric equipment, e.g. adaptation or attachment to the suction cleaner; Controlling suction cleaners by electric means
    • A47L9/2805—Parameters or conditions being sensed
    • 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
    • A47L9/28—Installation of the electric equipment, e.g. adaptation or attachment to the suction cleaner; Controlling suction cleaners by electric means
    • A47L9/2836—Installation of the electric equipment, e.g. adaptation or attachment to the suction cleaner; Controlling suction cleaners by electric means characterised by the parts which are controlled
    • A47L9/2852—Elements for displacement of the vacuum cleaner or the accessories therefor, e.g. wheels, casters or nozzles
    • 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
    • A47L9/28—Installation of the electric equipment, e.g. adaptation or attachment to the suction cleaner; Controlling suction cleaners by electric means
    • A47L9/2894—Details related to signal transmission in suction cleaners
    • 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
    • A47L2201/00—Robotic cleaning machines, i.e. with automatic control of the travelling movement or the cleaning operation
    • A47L2201/02—Docking stations; Docking operations
    • 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
    • A47L2201/00—Robotic cleaning machines, i.e. with automatic control of the travelling movement or the cleaning operation
    • A47L2201/02—Docking stations; Docking operations
    • A47L2201/022—Recharging of batteries
    • 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
    • A47L9/009—Carrying-vehicles; Arrangements of trollies or wheels; Means for avoiding mechanical obstacles

Definitions

  • the present invention relates to a self-propelled cleaner.
  • a self-propelled cleaner provided with traveling means, a dust collection unit for collecting dust removed from a floor surface, and a battery for supplying electric power to the traveling means etc.
  • Patent Literature 1 the battery of this self-propelled cleaner is charged from a charging stand separately installed on the floor and connected to a power supply.
  • the self-propelled cleaner controls the drive wheels of the traveling means to return to the charging stand on the basis of the feedback signal from the charging stand, and the charging terminal of the self-propelled cleaner and the feed terminal of the charging stand are electrically By being connected in a connected manner, it is detected that the return to the charging stand is completed, and the driving of the traveling means and the dust collection unit is stopped.
  • An object of the present invention is to provide a self-propelled cleaner capable of reducing the occupied space in the standby state.
  • the self-propelled cleaner of the present invention is a self-propelled cleaner that can be cleaned while traveling along a floor surface, comprising a cleaner body having a cleaning means for sucking dust etc. on the floor surface, and the above-mentioned when not cleaning
  • a storage device for storing the cleaner body the storage device including a locking portion for locking a part of one end of the cleaner body, and an elevating means for moving the locking portion up and down; , And by lifting the locking portion that has locked a part of the vacuum cleaner main body by the raising and lowering means, the vacuum cleaner main body can be lifted and stored in an upright state with one end facing upward It is characterized by being.
  • the storage device raises the locking portion by the raising and lowering means, and lifts the cleaner body locked by the locking portion and stores the cleaner in the upright state with one end facing upward.
  • the projected area of the stored vacuum cleaner body with respect to the floor surface can be reduced, and the occupied space of the standby cleaner body and the storage device can be reduced.
  • the storage device has a charging unit for charging the cleaner body, and the locking portion functions as a power supply terminal for feeding power from the charging unit toward the cleaner body.
  • the storage device allows the locking portion for lifting the vacuum cleaner main body to function as a power feeding terminal, thereby facilitating the lifting of the vacuum cleaner main body without preparing a separate power feeding terminal. Can be fed.
  • the charging means has a feeding portion capable of feeding power in contact with the locking portion, and the power feeding portion contacts the locking portion in the locking position before lifting the cleaner body. It is preferable to be configured to have a possible first terminal and a second terminal capable of contacting the locking portion in the storage position after lifting the vacuum cleaner main body.
  • the charging means includes a feeding portion capable of feeding power by coming into contact with the locking portion, and the feeding portion includes the first terminal and the second terminal, whereby locking before lifting is performed.
  • the terminals can be brought into contact with the locking portions to be energized at both the position and the storage position after lifting, and power can be supplied to the cleaner body through the locking portions.
  • it is not necessary to directly connect the feed wiring to the movable locking portion it is not necessary to entangle the wiring or to secure a space in which the wiring moves.
  • the storage device includes detection means for detecting whether or not the cleaner body is at a predetermined position where it can be lifted, and the elevating means is based on the detection by the detection means.
  • the locking portion is lowered to the retracted position until the shutter is at a predetermined position, and the locking portion is raised to the locking position when the cleaner body is at the predetermined position.
  • the storage device is configured such that the locking portion does not protrude by causing the lifting portion to lower the locking portion to the retracted position until the cleaner body comes to the predetermined position.
  • the detection means detects that the cleaner body has reached a predetermined position, and the lifting and lowering means raises the locking portion to the locking position, so that the locking portion is a part of the cleaner body Can be reliably locked, and the cleaner body can be stably lifted.
  • the raising and lowering means raise and lower the locking portion along an inclination direction toward the rear and the upper side with respect to the cleaner body.
  • one end side of the cleaner main body can be lifted obliquely upward by raising and lowering the locking portion along the inclination direction, and this is compared to the case of lifting in the vertical direction. And the vacuum cleaner body can be lifted stably and smoothly.
  • the storage device has a slope for guiding one end side of the cleaner body obliquely upward until the cleaner body comes to a predetermined position where it can be lifted.
  • the cleaner body can be tilted after being tilted by the locking portion, and the cleaner body can be more smoothly Can be lifted. Further, by forming a portion higher than the floor surface by the slope, this portion can be used as a retraction space for the locking portion.
  • the locking portion has an extending piece extending toward the cleaner body, and an arc-shaped recessed locking recess is formed on the upper surface of the extending piece, and the cleaner body It is preferable that a portion to be engaged be formed in a cylindrical shape smaller in diameter than the engagement recess and be engaged with the engagement recess.
  • a locking recess recessed in an arc shape is formed on the upper surface of the extension piece of the locking portion, and a part of the cleaner body is formed in a cylindrical shape smaller than the locking recess.
  • At least one of the cleaner body and the storage device be provided with guide means for rolling or slidingly guiding the other end side of the cleaner body during lifting.
  • the cleaner body and the storage device are provided with the guiding means, and the other end side of the cleaner body is guided by rolling or sliding by this guiding means to raise or lower the cleaner body. Accordingly, it is possible to reduce sliding resistance between the other end side of the vacuum cleaner main body whose angle is changed and the floor surface or the storage device, and the vacuum cleaner main body can be raised and lowered more smoothly.
  • FIG. 1 Front view of a self-propelled cleaner according to an embodiment of the present invention
  • FIG. 1 Side view of the vacuum cleaner body and sectional view of the storage device in the self-propelled cleaner Side view showing the lifting state of the cleaner body in the self-propelled cleaner Side view showing the stored state of the cleaner body in the self-propelled cleaner
  • Functional block diagram showing a schematic configuration of the self-propelled cleaner
  • the perspective view which looked at the said cleaner body from the upper part The perspective view which looked at the said cleaner body from the lower part
  • the front view which shows the protrusion state of the circumference cleaning means in the said cleaner body Right side view showing the projecting state of the surrounding cleaning means in the vacuum cleaner body
  • the back view which shows the protrusion state of the circumference cleaning means in the said cleaner body The perspective
  • FIG. 1 is a front view of a self-propelled cleaner according to an embodiment of the present invention
  • FIG. 2 is a side view of a cleaner body of the self-propelled cleaner and a sectional view of a storage device.
  • the self-propelled cleaner 1 is a cleaner body 2 that is a cleaning robot that cleans the floor surface F while traveling along the floor surface F, and charging as a storage device for storing the cleaner body 2 when not cleaning And a station 6.
  • the cleaner body 2 includes a traveling drive unit 12 having a pair of left and right wheels 121 for self-propelled movement, and an elevating unit 13 provided so as to be movable upward and downward from the upper surface 101 of the body 10;
  • the suction unit 14 for sucking dust on the floor surface F and a main body operation unit 15 (see FIG. 5) for operating the vacuum cleaner main body 2 are provided.
  • the charging station 6 is immovably installed at a predetermined position in the room and connected to a power source such as an outlet.
  • FIG. 3 is a side view showing the lifting state of the cleaner body in the self-propelled cleaner
  • FIG. 4 is a side view showing the storage state of the cleaner body in the self-propelled cleaner.
  • the charging station 6 is configured to be storable in an upright state in which the rear side which is one end side is directed upward by lifting the cleaner body 2.
  • the charging station 6 includes a hook 64 as a locking portion for locking a locked portion 16 (described later) provided on the rear side of the cleaner body 2 and an elevation driving portion as elevation means for raising and lowering the hook 64.
  • And 51 (described later).
  • FIG. 5 is a functional block diagram showing a schematic configuration of a self-propelled cleaner.
  • the cleaner body 2 comprises a peripheral cleaning means 3 for cleaning the periphery of the cleaner body 2, a sensor unit 4 for detecting an obstacle around the cleaner body 2, and cleaning
  • a control unit 5 is provided as a control unit that drives and controls the machine body 2, the surrounding cleaning unit 3, and the sensor unit 4.
  • the surrounding cleaning means 3 is provided as a left-right pair at the front of the vacuum cleaner main body 2, and an arm 21 which can be pivoted to project laterally from the cleaner main body 2, a motor 22 for rotationally driving the arm 21, and a motor
  • a load sensor 23 detects a load acting from the outside 22 from the outside, and an angle sensor 24 detects a rotation angle of the arm 21.
  • the sensor unit 4 includes a front sensor 31 provided at the front of the cleaner body 2, a surrounding sensor 32 provided at the elevator 13, and a rear sensor 33 provided at the rear of the cleaner body 2. .
  • the control unit 5 includes a travel control unit 41 that controls the travel drive unit 12, a suction control unit 42 that controls the suction unit 14, a front sensor 31 of the sensor unit 4, a surrounding sensor 32, a rearward sensor 33, and a surrounding cleaning unit 3. And an arm control unit 44 for rotating the arm 21 by driving control of the motor 22 of the surrounding cleaning means 3.
  • the charging station 6 has returned to the lifting station 51 as lifting means for lifting the hook 64, the charging portion 52 as charging means for supplying power to the battery of the cleaner body 2 for charging, and the charging station 6
  • a position detection unit 53 as a detection unit that detects the position of the cleaner body 2 and a charge control unit 54 that controls power supply by the charging unit 52 are provided.
  • FIG. 6 is a perspective view of the cleaner body as viewed from above
  • FIG. 7 is a perspective view of the cleaner body as viewed from below
  • FIG. 8 is a perspective view of the cleaner body as viewed from above in the projecting state of the surrounding cleaning means
  • FIG. 9 is a perspective view of the cleaner body as viewed from below in the vacuuming body.
  • 10 to 12 are a front view, a right side view and a rear view showing a projecting state of the surrounding cleaning means in the cleaner body.
  • the cleaner body 2 includes a body 10 having an upper surface portion 101, a front surface portion 102, left and right side surface portions 103, and a rear surface portion 104, a chassis 11 constituting a bottom surface portion 105, and a pair of left and right wheels 121 for self-propelled operation.
  • a body 10 having an upper surface portion 101, a front surface portion 102, left and right side surface portions 103, and a rear surface portion 104, a chassis 11 constituting a bottom surface portion 105, and a pair of left and right wheels 121 for self-propelled operation.
  • the suction unit 14 and a main body operation unit 15 (FIG. 5) for operating the vacuum cleaner main body 2 are provided.
  • the main body operation unit 15 is, for example, a touch sensor type switch (not shown) provided on the upper surface portion 101 of the vacuum cleaner main body 2 and operates the vacuum cleaner main body 2 by a touch operation by the user. The cleaner body 2 is stopped by the touch operation.
  • the arm 21 of the peripheral cleaning means 3 includes a first arm 21A rotatably supported at one end by the cleaner body 2 and a second arm 21B rotatably supported at the other end of the first arm 21A. It is configured to have.
  • the first arm 21A is formed in a hollow shape as a whole, and one end side of the first arm 21A is rotatably supported by the chassis 11.
  • the second arm 21B is formed in the shape of a long rod that opens downward, and its middle portion is rotatably supported on the other end side of the first arm 21A.
  • the second arm 21B has a sub suction port 25 that opens downward and sucks dust and the like on the floor F.
  • the sub suction port 25 passes through the internal space of the second arm 21B and the first arm 21A.
  • a rotating ball 26 is provided as a guiding means for rolling and guiding the front side (the other end side) of the cleaner body 2 in the middle of being lifted by the charging station 6. It is done.
  • the sensor unit 4 includes a front sensor 31 provided on the front part 102 of the body 10, a surrounding sensor 32 as a periphery detection means provided on the elevating part 13, and a rear sensor 33 provided on the back part 104 of the body 10. And are configured.
  • the front sensor 31 is formed of an ultrasonic sensor, an infrared sensor, or the like, and detects an obstacle in front of the cleaner body 2.
  • the ambient sensor 32 is a laser scanner (LIDAR (Light Detection and Ranging or Laser Imaging Detection and Ranging)) which is rotationally driven inside the elevation unit 13 and measures the distance by irradiating a laser beam such as an infrared laser. The distance to the obstacle and the shape of the obstacle are calculated.
  • LIDAR Light Detection and Ranging or Laser Imaging Detection and Ranging
  • the surrounding sensor 32 is not limited to that provided to the elevating unit 13, and may be provided at any position of the body 10.
  • the rear sensor 33 is for detecting a distance and a position with respect to the charging station 6, and performs communication with the infrared light emitting unit 53C (see FIG. 13) of the position detection unit 53 of the charging station 6 by infrared rays or the like. .
  • the traveling drive unit 12 includes a pair of left and right wheels 121, and a motor (not shown) that rotationally drives the pair of wheels 121 independently.
  • an auxiliary wheel 122 is provided at the rear of the chassis 11.
  • the roller brush 141, a duct (not shown), a suction fan, a dust collection chamber, and an exhaust port are connected to the suction portion 14, and the suctioned dust is collected by the filter of the dust collection chamber and the sucked air is exhausted. It is designed to exhaust from the mouth.
  • the duct of the suction portion 14 and the internal space of the arm 21 of the surrounding cleaning means 3 are in communication.
  • FIG. 13 is a perspective view showing a storage device of a self-propelled cleaner
  • FIG. 14 is a front view showing the storage device.
  • FIG. 15 is a cross-sectional view showing the storage device, and is a cross-sectional view taken along line AA in FIG. 16 (A) to 16 (D) are cross-sectional views showing the operation of the storage device.
  • FIGS. 17A and 17B are cross-sectional views showing a part of the storage device in an enlarged manner, which is a partially enlarged view of FIG.
  • FIG. 18 is a cross-sectional view showing the detection means of the storage device.
  • the charging station 6 as a storage device includes a base 61 placed on the floor F, a pair of left and right pillars 62 rising from the left and right of the base 61, and the upper ends of the pillars 62.
  • the base 61 has a wedge-shaped base front portion 61A inclined upward from the front side to the rear side (from the lower left side to the upper right side in FIG. 13), and a box-shaped base rear portion 61B rising behind the base front portion 61A. , And is entirely hollow.
  • the column portion 62 rises continuously to the base rear portion 61B, has a column front surface portion 62A, a column inner side surface portion 62B, a column outer side surface portion 62C, and a column rear surface portion 62D, and is formed in an overall cylindrical shape.
  • a lift drive unit 51, a charge unit 52, a position detection unit 53, and a charge control unit (control board) 54 are provided inside the base 61 and the column 62.
  • a slope 61C for guiding the auxiliary wheel 122 of the cleaner body 2 is provided at the center of the upper surface of the base front portion 61A.
  • the slope 61C has an upward slope from the front side to the rear side, and the auxiliary wheel 122 of the cleaner body 2 approaching while receding toward the charging station 6 runs on the slope 61C, as shown in FIG.
  • the rear side (one end side) of the cleaner body 2 is guided obliquely upward.
  • a substantially horizontal flat portion is provided at the rear end of the slope 61C, and the auxiliary wheel 122 rides on the flat portion, so that the cleaner body 2 does not easily slide off toward the front side. .
  • second slopes 61D are provided on the left and right ends of the upper surface of the base front portion 61A, and the second slopes 61D are provided on the front side (the other end side) of the cleaner body 2 as shown in FIG. It is configured to guide the provided rotary ball 26.
  • a plurality of infrared light emitting units 53C constituting the position detection unit 53 are provided on the front surface of the base rear portion 61B.
  • the cleaner body 2 When the rear sensor 33 of the cleaner body 2 receives the infrared light emitted by the infrared light emitting unit 53C, the cleaner body 2 retreats toward the charging station 6 and the left and right position and distance of itself relative to the charging station 6 To detect The cleaner body 2 retreats while adjusting the travel drive unit 12 appropriately based on the detection of the rear sensor 33 and advances to a predetermined liftable position (docking position shown in FIG. 2) in the charging station 6.
  • a slit 62E for guiding the hook 64 vertically is formed in the column inner side surface portion 62B of the column portion 62 from the base rear portion 61B.
  • the column front surface portion 62A and the slit 62E of the column portion 62 are provided so as to be inclined rearward as going upward, whereby the rear side of the cleaner body 2 is obliquely upward as shown in FIGS. It is supposed to be lifted towards the head.
  • the hooks 64 are driven by the elevating and driving unit 51 and are provided so as to be movable up and down from the base 61 to the pillars 62. That is, from the retracted position shown in FIG. 16 (A), the hook 64 passes through the locking position shown in FIG. 16 (B), and the lifting midway position shown in FIG. 16 (C). It is configured to be able to move up and down between the positions.
  • the hook 64 has, as shown in FIG. 17, a hook base 64A connected to the lift drive unit 51, and an extending piece 64B extending substantially horizontally from the hook base 64A forward, ie, to the cleaner body 2.
  • An arc-shaped locking recess 64C is formed on the top surface of the tip of the extension piece 64B.
  • a pair of engaged portions 16 engaged with the hooks 64 are provided there is.
  • the locked portion 16 is formed in a cylindrical shape having a diameter smaller than that of the locking recess 64C, is movable in the locking recess 64C back and forth by a minute distance, and is rotatably locked with respect to the locking recess 64C. It is supposed to be In addition, the locked portion 16 is electrically connected to a battery (not shown) of the cleaner body 2 and functions as a charging terminal of the cleaner body 2 as described later.
  • the position detection unit 53 is, in addition to the infrared light emitting unit 53C, as shown in FIG. 18, a Hall sensor substrate 53A provided inside the base front portion 61A, and a Hall element 53B provided on the Hall sensor substrate 53A. And.
  • a magnet 17 is provided on the rear side (one end side) of the bottom of the cleaner body 2.
  • the elevation driver 51 lowers the hook 64 to the retracted position. In any case, the hook 64 and the engaged portion 16 do not come in contact with each other during the retraction of the cleaner body 2.
  • the lift drive unit 51 raises the hook 64 to the locking position and locks it.
  • the locked portion 16 is locked by the recess 64C.
  • the hook 64 functions as a feed terminal for feeding power from the charging unit 52 toward the cleaner body 2, and the engaged portion 16 is electrically connected to a battery (not shown) inside the cleaner body 2. The electric power supplied from the power source is supplied to the battery through the locked portion 16.
  • FIGS. 19 (A) and 19 (B) are cross-sectional views showing the lifting and lowering means of the storage device, respectively, and are cross-sectional views of the position shown by the line BB and the line CC in FIG.
  • FIG. 20 is an enlarged cross-sectional view of lifting and lowering means of the storage device
  • FIG. 21 is an enlarged cross-sectional view of lifting and lowering means of the storage device.
  • the lift drive unit 51 includes a motor 71, a drive shaft 72, a pair of left and right ball screw shafts 73, a ball screw 74 fixed to the left and right hooks 64, and a ball screw. And 74 a linear guide 75 for guiding the guide 74 up and down.
  • the drive shaft 72 is provided extending leftward and rightward, and the worm gear 72A is fixed to both ends thereof.
  • a pinion gear 71A is fixed to the output shaft of the motor 71
  • a driven gear 72B is fixed to an intermediate portion on one side (left side in the drawing) of the drive shaft 72.
  • a gear train consisting of a first gear 76A and a second gear 76B is provided between the pinion gear 71A of the motor 71 and the driven gear 72B, and a gear train of the motor 71 is provided via these gears 71A, 76A, 76B, 72B.
  • the output is transmitted to the drive shaft 72, and the drive shaft 72 rotates.
  • the ball screw shaft 73 extends vertically from the base 61 to the column 62, and the upper and lower ends thereof are pivotally supported.
  • a worm wheel 73A is fixed to the lower end portion of the ball screw shaft 73, and this worm wheel 73A meshes with the worm gear 72A of the drive shaft 72, and when the drive shaft 72 rotates, the rotation is for rotation of the ball screw shaft 73. It is converted.
  • the ball screw 74 meshes with the ball screw shaft 73, and when the ball screw shaft 73 rotates, the ball screw 74 and the hook 64 move up and down.
  • the linear guide 75 includes a rail 75A extending vertically from the base 61 to the column 62 and fixed, and a movable portion 75B fixed to the ball screw 74 and guided to the rail 75A.
  • the hook 64 is guided so as to be linearly movable.
  • FIGS. 22 to 25 are a side view and a sectional view showing the operation of the storage device, and each drawing (B) is a sectional view of the position shown by the line AA in each drawing (A).
  • 26 (A) to 26 (C) are enlarged sectional views showing charging means of the storage device, and FIG. 26 (A) is an enlarged sectional view of a part of FIG. 22 (B).
  • 26 (B) is a cross-sectional view in which a part of FIG. 23 (B) is enlarged
  • FIG. 26 (C) is a cross-sectional view in which a part of FIG. 25 (B) is enlarged.
  • the charging unit 52 includes a power supply unit 52A (see FIGS. 17 to 21) connected to the power supply by the outlet, and the power supply unit 52A includes the inside of the left and right pillars 62 as shown in FIGS.
  • a first terminal 52B provided from below to the inside of the base rear portion 61B and a second terminal 52C provided above the inside of the left and right pillars 62 are electrically connected.
  • An upper end portion of the first terminal 52B is fixed to a terminal fixing portion 52D of an inner surface of a pillar outer side surface portion 62C, and the first terminal 52B is cantilevered downward.
  • the lower end portion of the second terminal 52C is fixed to the terminal fixing portion 52E of the inner surface of the pillar outer side surface portion 62C, and the second terminal 52C is attached in a cantilever shape upward.
  • the first terminal 52B has a first contact portion 52F protruding inward in the left-right direction
  • the second terminal 52C is shown in FIG. 26C.
  • it is formed to have a second contact portion 52G projecting inward in the left-right direction.
  • the hook 64 is formed with a conductive portion 64D that protrudes outward in the left-right direction and can contact the first contact portion 52F and the second contact portion 52G.
  • the first conducting portion 52F of the first terminal 52B does not contact the conducting portion 64D when the hook 64 is in the retracted position as shown in FIG. 26A, and as shown in FIG. 26B, the hook The contact portion 64D contacts the conductive portion 64D when it is in the locking position.
  • the second contact portion 52G of the second terminal 52C contacts the conducting portion 64D when the hook 64 is in the storage position.
  • the conducting portion 64D is not in contact with any of the first conducting portion 52F and the second contact portion 52G.
  • the hook 64 in the locking position is conducted to the charging unit 52 through the first terminal 52B, and the hook 64 in the storage position is conducted to the charging unit 52 through the second terminal 52C. There is. Since the locked portion 16 of the cleaner body 2 is locked to the hook 64, the power from the charging unit 52 is set by the charge control unit 54 through the hook 64 and the locked portion 16. The battery is supplied to the battery to charge the battery.
  • the vacuum cleaner main body 2 having finished cleaning the floor F, when coming back to the vicinity of the charging station 6, directs the rear side (rear side 104 side) to the charging station 6, and the infrared ray of the charging station 6 by the rear sensor 33 It receives the infrared rays from the light emitting unit 53C, and moves backward while detecting the distance and the position with respect to the charging station 6. Furthermore, in the cleaner body 2, the auxiliary wheel 122 rides on the slope 61C of the base front portion 61A, is guided obliquely upward, and is retracted to the docking position shown in FIGS. As shown in FIG. 18, when the Hall element 53B of the position detection unit 53 detects the magnet 17 and it is detected that the cleaner body 2 has retreated to the docking position, the cleaner body 2 moves the traveling drive unit 12. Stop driving.
  • the elevation driving unit 51 of the charging station 6 raises the hook 64 from the retracted position shown in FIG. 17A to the locking position shown in FIG.
  • the locked portion 16 is locked by the recess 64C.
  • the hook 64 being in the locking position and locking the locked portion 16, as shown in FIG. 26B, the first terminal 52B, the hook 64 and the locked portion 16 are interposed.
  • the charging unit 52 and the battery of the cleaner body 2 are conducted, and the charging control unit 54 supplies power from the charging unit 52 to charge the battery.
  • the lift drive unit 51 lowers the hook 64 to the retracted position, and then the cleaner body 2 drives the traveling drive unit 12. Forward and leave the charging station 6.
  • the lifting and lowering drive unit 51 raises the hook 64 that has the locked portion 16 locked.
  • the hook 64 as described above is lifted, the rear side of the cleaner body 2 is lifted obliquely upward as shown in FIG.
  • the rotary ball 26 provided on the front side of the cleaner body 2 rolls along the floor F, and further, the rotary ball 26 rides on the second slope 61D of the base front portion 61A and the second slope
  • the cleaner body 2 is smoothly guided by the rolling ball 26 rolling along the 61D.
  • the lift drive unit 51 further raises the hook 64 and the hook 64 reaches the storage position, as shown in FIG. 4, the cleaner body 2 is stored in the charging station 6 with the rear side facing upward.
  • the battery of the charging unit 52 and the cleaner body 2 via the second terminal 52C, the hook 64 and the engaged portion 16 And the charge control unit 54 supplies power from the charging unit 52 to charge the battery.
  • the lift drive unit 51 lowers the hook 64 to the retracted position, and then the cleaner body 2 drives the travel drive unit 12 to move forward and separate from the charging station 6.
  • the charging station 6 is able to reduce the projected area of the stored cleaner body 2 with respect to the floor surface F by lifting up the rear side of the cleaner body 2 and storing it in an upright state, which is in the stored state The occupied space of the cleaner body 2 and the charging station 6 can be reduced.
  • the hook 64 for lifting the vacuum cleaner main body 2 functions as a power feeding terminal, so that the battery of the vacuum cleaner main body 2 lifted can be easily fed even without preparing a separate power feeding terminal. , Can charge the battery.
  • the charging unit 52 has the first terminal 52B and the second terminal 52C capable of supplying power by coming into contact with the hook 64, and the hook 64 is electrically connected to the first terminal 52B at the locking position before lifting.
  • the hook 64 is electrically connected to the second terminal 52C at the stored position after lifting, so that the wire is not directly connected to the movable hook 64, and the cleaner body via the hook 64 at both the docking position and the stored position.
  • the two batteries can be charged.
  • the lifting drive unit 51 causes the hook 64 to be lowered to the retracted position until the cleaner body 2 comes to the docking position, whereby part of the cleaner body 2 and the hook 64 come into sliding contact It is possible to prevent the hook 64 from being worn out and to prevent the hook 64 from protruding from the base 61 even when the cleaner body 2 is not at the charging station 6, It can prevent the clothes from being caught.
  • the charging station 6 cleans the hook 64 by raising the hook 64 to the locking position.
  • the locked portion 16 of the machine body 2 can be reliably engaged, and the cleaner body 2 can be stably lifted.
  • the lift drive unit 51 lifts and lowers the hook 64 along the inclined direction toward the rear, so that the rear side of the cleaner body 2 can be lifted diagonally upward, compared to the case of lifting in the vertical direction.
  • the cleaner body 2 can be lifted stably and smoothly.
  • a locking recess 64C is formed on the upper surface of the extension piece 64B of the hook 64 in the shape of a circular arc, and a cylindrical locked portion 16 having a diameter smaller than the locking recess 64C is provided in the cleaner body 2 Thus, the locked portion 16 can be reliably locked by the locking recess 64C.
  • the rotary ball 26 is provided on the front side of the cleaner body 2 and the rotary ball 26 rolls along the floor F and the second slope 61D of the charging station 6, so that the angle is increased and lowered.
  • the sliding contact resistance between the fluctuating front part of the cleaner body 2 and the floor F or the charging station 6 can be reduced, and the cleaner body 2 can be raised and lowered more smoothly.
  • the present invention is not limited to the above-described embodiment, and modifications, improvements, and the like as long as the object of the present invention can be achieved are included in the present invention.
  • circumference cleaning means 3 was provided in cleaner body 2
  • circumference cleaning means 3 may be omitted.
  • the rotating ball 26 is provided on the arm 21 of the surrounding cleaning means 3 and the guiding means is configured by rolling the rotating ball 26 along the floor F and the second slope 61D of the charging station 6,
  • the rotary ball 26 may be provided at the lower front portion of the body 10 of the cleaner body 2.
  • the guiding means is not limited to the one in which the rotary ball 26 is roll-guided, and a sliding surface with small frictional resistance is provided at the front of the cleaner body 2 and this sliding surface is the floor surface F or the second It may be configured to be slide-guided along the slope 61D.
  • the guiding means is not limited to the one provided in the cleaner body, and may be constituted by a rolling part or a sliding part provided in a storage device (for example, the second slope 61D etc.).
  • the hook 64 functions as a feed terminal, and power is supplied to the battery of the cleaner body 2 via the hook 64 and the engaged portion 16.
  • a feed terminal is provided separately from the hook 64. It may be done.
  • the power supply terminal may be configured to move up and down in synchronization with the locking portion, or one or more power supply terminals may be provided at a predetermined height without moving up and down. Good.
  • the power supply structure for supplying power to the battery of the cleaner body 2 is not limited to the contact type in which the terminals are in contact with each other, and may be, for example, a non-contact power supply structure of an electromagnetic induction system.
  • the charging unit 52 has the first terminal 52B and the second terminal 52C, and charges the battery of the cleaner body 2 at the locking position before lifting and the storage position after lifting.
  • the chargeable position is not limited to two positions of the locking position and the storage position, but may be any of the locking position and the storage position, and in addition to the two positions of the locking position and the storage position, three or more The chargeable position of may be provided.
  • the charging portion (charging means) 52 is not limited to one in which the first terminal 52B and the second terminal 52C are separately provided, and is configured by an integral terminal member in which these respective terminals are continuous. It is also good.
  • the Hall element 53B of the position detection unit (detection means) 53 of the charging station 6 detects the magnet 17 of the cleaner body 2 to detect that the cleaner body 2 is in the dockable position where it can be lifted. And the hook 64 starts to rise based on this detection, but the configuration of the detection means is not limited, and for example, a contact type sensor may be used. Further, the hook (locking portion) 64 is not lowered to the retracted position until the cleaner body 2 comes to the docking position, and the locked portion of the cleaner body is lowered to the locking position and locked It may be configured to be locked with the part.
  • the hook (locking portion) 64 has the locking recess 64C, and the locked portion 16 is formed in a cylindrical shape, but the structure of the locking portion and the locked portion is the same as that of the embodiment. Not limited to, any locking structure can be adopted.
  • the locking portion may be formed in a cylindrical shape, a recessed portion that is recessed upward may be formed on the lower surface of the locked portion, and the locking portion may be locked to the recessed portion.
  • the elevation drive unit (elevation means) 51 of the charging station 6 is configured to include the motor 71, the drive shaft 72, the pair of left and right ball screw shafts 73, the ball screw 74, and the linear guide 75.
  • the configuration of the lifting means is not particularly limited.
  • the raising and lowering means for example, a wire or a belt for raising and lowering the locking portion may be provided, or the locking portion may be raised and lowered by the linear motion motor.
  • the present invention can be suitably used for a self-propelled cleaner capable of reducing the occupied space in the standby state.

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Robotics (AREA)
  • Electric Vacuum Cleaner (AREA)
  • Charge And Discharge Circuits For Batteries Or The Like (AREA)

Abstract

Le problème décrit par la présente invention est d'obtenir un aspirateur autopropulsé qui est apte à réduire l'espace qu'il occupe à l'état de veille. La solution selon l'invention porte sur un aspirateur autopropulsé (1) qui est pourvu d'un corps principal d'aspirateur (2) et d'une station de charge (6). La station de charge (6) est pourvue : d'un crochet (64) qui vient en prise avec une partie (16) à mettre en prise disposée sur le côté arrière du corps principal d'aspirateur (2) ; et d'une unité d'entraînement en élévation/abaissement (61) qui lève et abaisse le crochet (64). Le corps principal d'aspirateur (2) est conçu de façon à pouvoir être soulevé et rangé dans un état vertical dans lequel le côté arrière est orienté vers le haut.
PCT/JP2017/033010 2017-09-13 2017-09-13 Aspirateur autopropulsé WO2019053801A1 (fr)

Priority Applications (7)

Application Number Priority Date Filing Date Title
JP2019541535A JP7002772B2 (ja) 2017-09-13 2017-09-13 自走式掃除機
PCT/JP2017/033010 WO2019053801A1 (fr) 2017-09-13 2017-09-13 Aspirateur autopropulsé
CN201780094092.6A CN111050617B (zh) 2017-09-13 2017-09-13 自走式扫除机
EP17925240.8A EP3682783A4 (fr) 2017-09-13 2017-09-13 Aspirateur autopropulsé
US16/645,591 US20200275815A1 (en) 2017-09-13 2017-09-13 Self-propelled vacuum cleaner
JP2019541960A JPWO2019054129A1 (ja) 2017-09-13 2018-08-20 自走式掃除機
PCT/JP2018/030597 WO2019054129A1 (fr) 2017-09-13 2018-08-20 Aspirateur autopropulsé

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PCT/JP2017/033010 WO2019053801A1 (fr) 2017-09-13 2017-09-13 Aspirateur autopropulsé

Publications (1)

Publication Number Publication Date
WO2019053801A1 true WO2019053801A1 (fr) 2019-03-21

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PCT/JP2017/033010 WO2019053801A1 (fr) 2017-09-13 2017-09-13 Aspirateur autopropulsé
PCT/JP2018/030597 WO2019054129A1 (fr) 2017-09-13 2018-08-20 Aspirateur autopropulsé

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Application Number Title Priority Date Filing Date
PCT/JP2018/030597 WO2019054129A1 (fr) 2017-09-13 2018-08-20 Aspirateur autopropulsé

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US (1) US20200275815A1 (fr)
EP (1) EP3682783A4 (fr)
JP (2) JP7002772B2 (fr)
CN (1) CN111050617B (fr)
WO (2) WO2019053801A1 (fr)

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Also Published As

Publication number Publication date
JPWO2019053801A1 (ja) 2020-04-09
CN111050617B (zh) 2021-05-07
EP3682783A1 (fr) 2020-07-22
WO2019054129A1 (fr) 2019-03-21
EP3682783A4 (fr) 2021-03-24
JPWO2019054129A1 (ja) 2020-05-28
US20200275815A1 (en) 2020-09-03
CN111050617A (zh) 2020-04-21
JP7002772B2 (ja) 2022-01-20

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