WO2014087610A1 - Outil d'aspiration d'aspirateur électrique et aspirateur électrique équipé de ce dernier - Google Patents

Outil d'aspiration d'aspirateur électrique et aspirateur électrique équipé de ce dernier Download PDF

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Publication number
WO2014087610A1
WO2014087610A1 PCT/JP2013/006967 JP2013006967W WO2014087610A1 WO 2014087610 A1 WO2014087610 A1 WO 2014087610A1 JP 2013006967 W JP2013006967 W JP 2013006967W WO 2014087610 A1 WO2014087610 A1 WO 2014087610A1
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WO
WIPO (PCT)
Prior art keywords
wheel
suction tool
vacuum cleaner
connecting pipe
shaft
Prior art date
Application number
PCT/JP2013/006967
Other languages
English (en)
Japanese (ja)
Inventor
良太郎 伊東
憲政 高見
千寿代 松本
伊藤　幸一
Original Assignee
パナソニック株式会社
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 パナソニック株式会社 filed Critical パナソニック株式会社
Priority to EP13860612.4A priority Critical patent/EP2929821A4/fr
Priority to JP2014550906A priority patent/JP6229169B2/ja
Priority to CN201380060528.1A priority patent/CN104797182B/zh
Publication of WO2014087610A1 publication Critical patent/WO2014087610A1/fr

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    • 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
    • A47L9/02—Nozzles

Definitions

  • the mouthpiece of the vacuum cleaner described in Patent Document 1 has a first arm portion of two arm portions attached to the mouthpiece main body so as to be rotatable in the angle of attack Y direction by the first rotating portion, and the second arm portion. Is attached to the other end of the first arm portion so as to be rotatable in the left-right X direction by the second rotating portion.
  • the rotating surface of the second rotating part is always provided to be inclined forward by a predetermined angle Z.
  • one end of the first arm portion is attached to the upper side of the rotation surface of the second rotation portion, and one end of the second arm portion is attached to the lower side of the rotation surface.
  • the support assembly of the surface treatment apparatus described in Patent Document 2 has a ball shape or a roller shape, and is configured to roll around a rolling shaft. Further, the link mechanism is configured to turn the surface treatment head in a new direction when the support assembly and the handle are rotated about the longitudinal axis. Thereby, the operability is improved in the surface treatment such as cleaning.
  • the conventional vacuum cleaner and the surface treatment apparatus have room for further improvement from the viewpoint of sufficiently improving the operability of the suction tool.
  • the mouthpiece of the vacuum cleaner described in Patent Document 1 has a configuration specialized for a canister-type vacuum cleaner. Therefore, the mouthpiece cannot be applied as it is to, for example, an upright type vacuum cleaner.
  • a suction hose is attached to the main body of the vacuum cleaner, and one end of a connection pipe is attached to the other end of the suction hose. Further, a suction tool is attached to the other end of the connection pipe, and a gripping portion is provided on one end side (side connected to the other end on the suction hose side) of the connection pipe. Therefore, the user grips the grip portion and operates the suction tool through the connection pipe.
  • the electric vacuum cleaner of Patent Document 1 aims to improve operability by including an arm portion composed of a first arm portion and a second arm portion.
  • the main body of the vacuum cleaner is located at a portion corresponding to the connecting pipe of the canister type vacuum cleaner. Therefore, when the configuration of Patent Document 1 is applied as it is to an upright type electric vacuum cleaner, it is operated so as to swing a vacuum cleaner body having a large weight and volume. As a result, the operability of the upright type vacuum cleaner is lowered.
  • the surface treatment apparatus described in Patent Document 2 swivels the suction tool (surface treatment head) by tilting the rolling shaft of the ball-shaped or roller-shaped support assembly up and down. Therefore, the turning radius of the suction tool is increased. That is, when the user tries to turn the suction tool around, the handle needs to be twisted greatly. In this case, the burden on the user's wrist increases. As a result, the operability of the upright type vacuum cleaner cannot be sufficiently improved when a small turn of the suction tool is required.
  • the vacuum cleaner suction tool of the present invention includes a suction tool body having a suction port on the surface to be cleaned, a connection pipe part connected to the rear part of the suction tool body, and a connection pipe part. And a wheel portion attached to the vehicle.
  • the connecting pipe has a first connecting pipe whose one end is swingably connected to the suction tool body in the front-rear direction, and a first end connected to the other end of the first connecting pipe so as to be pivotable in the axial direction. 2 connecting pipes.
  • the wheel portion includes a wheel and a wheel support that rotatably supports the wheel at both ends, and the wheel support can be tilted with the central portion of the wheel support as a fulcrum, and is connected to the second connection.
  • the mounting shaft is formed with the front side inclined downward along the front-rear direction of the connecting pipe portion.
  • the mounting shaft angle ⁇ 0 formed with the surface to be cleaned is configured to be an acute angle.
  • the swing of the connecting portion of the suction tool main body and the first connecting pipe, the rotation of the connecting portion of the first connecting pipe and the second connecting pipe, and the wheel support for the second connecting pipe By the tilting operation of the body (wheel portion), the wheel portion provided on the lower surface of the second connecting pipe can be tilted substantially three-dimensionally.
  • a suction tool main body can be easily turned through a connection pipe part by the inclination of a wheel part.
  • the operability of the vacuum cleaner suction tool is improved.
  • the vacuum cleaner of the present invention includes a vacuum cleaner body that generates suction air and the vacuum cleaner suction tool.
  • the vacuum cleaner suction tool when the user wants to turn the vacuum cleaner suction tool small by improving the operability of the vacuum cleaner suction tool, the vacuum cleaner without greatly moving the hand operating part of the vacuum cleaner main body.
  • the suction tool can be turned easily. As a result, the burden on the user's wrist and other bodies can be reduced, and the operability of the vacuum cleaner suction tool can be further improved.
  • FIG. 1 is an overall perspective view showing a vacuum cleaner suction tool according to Embodiment 1 of the present invention.
  • FIG. 2 is a front view showing the configuration of the vacuum cleaner suction tool according to Embodiment 1 of the present invention as viewed from the front.
  • FIG. 3 is a rear view showing the configuration of the vacuum cleaner suction tool according to Embodiment 1 of the present invention as viewed from the rear.
  • FIG. 4 is a left side view showing the configuration of the vacuum cleaner suction tool according to Embodiment 1 of the present invention as viewed from the left side.
  • FIG. 5 is a right side view showing the configuration of the vacuum cleaner suction tool according to Embodiment 1 of the present invention as viewed from the right side.
  • FIG. 1 is an overall perspective view showing a vacuum cleaner suction tool according to Embodiment 1 of the present invention.
  • FIG. 2 is a front view showing the configuration of the vacuum cleaner suction tool according to Embodiment 1 of the present invention as viewed from the front.
  • FIG. 6 is a plan view showing the configuration of the vacuum cleaner suction tool viewed from above according to Embodiment 1 of the present invention.
  • FIG. 7 is a bottom view showing the configuration of the vacuum cleaner suction tool according to Embodiment 1 of the present invention as viewed from below.
  • FIG. 8 is a cross-sectional view showing a configuration in which the cross-sectional configuration in the front-rear direction of the vacuum cleaner suction tool according to Embodiment 1 of the present invention is viewed from the left side.
  • FIG. 9 is an exploded perspective view showing an example of the configuration of the wheel portion and the wheel mounting portion provided in the vacuum cleaner suction tool according to Embodiment 1 of the present invention.
  • FIGS. 13A and 13B show the vacuum cleaner suction tool according to Embodiment 1 of the present invention, in which (A) the vehicle is traveling straight, (B) the vehicle is tilted two-dimensionally when turning left, and (C). It is a general view which shows the state which the wheel part inclines three-dimensionally at the time of left turn.
  • FIGS. 13A and 13B show the vacuum cleaner suction tool according to Embodiment 1 of the present invention, in which (A) the vehicle is traveling straight, (B) the wheel is two-dimensionally inclined when turning right, (C
  • FIG. 4 is an overall view showing a state where the wheel portion is tilted three-dimensionally when turning right.
  • FIG. 14A is a left side view showing a configuration in which the vacuum cleaner suction tool according to Embodiment 1 of the present invention is attached to an upright type vacuum cleaner and viewed from the left side.
  • FIG. 14B is a left side view illustrating a configuration in which the suction tool for a vacuum cleaner according to Embodiment 1 of the present invention is attached to the upright type vacuum cleaner and viewed from the left side.
  • FIG. 15 is an overall perspective view showing an example of a configuration in which the vacuum cleaner suction tool according to Embodiment 2 of the present invention is applied to an upright vacuum cleaner.
  • FIG. 16 is an overall perspective view showing an example of a configuration in which the vacuum cleaner suction tool according to Embodiment 3 of the present invention is applied to a canister-type vacuum cleaner.
  • FIG. 6 is a plan view showing the configuration of the vacuum cleaner suction tool viewed from above according to Embodiment 1 of the present invention.
  • FIG. 7 is a bottom view showing the configuration of the vacuum cleaner suction tool according to Embodiment 1 of the present invention as viewed from below.
  • FIG. 8 is a cross-sectional view showing a configuration in which the cross-sectional configuration in the front-rear direction of the vacuum cleaner suction tool according to Embodiment 1 of the present invention is viewed from the left side.
  • the vacuum cleaner suction tool 100 of the present embodiment includes at least a suction tool body 1, a connecting pipe part 2, and a wheel part 3.
  • the suction tool main body 1 is formed in an elongated flat plate shape, and the connecting pipe portion 2 is connected to the center rear in the longitudinal direction.
  • the side where the suction tool main body 1 of the vacuum cleaner suction tool 100 is located is "front", and the side where the wheel part 3 is located is "rear”. To do.
  • the left-right direction of the vacuum cleaner suction tool 100 the left side is defined as “left direction” and the right side is defined as “right direction”.
  • a suction port 1a for sucking dust on the surface to be cleaned is formed in front of the lower surface of the suction tool body 1 (the side facing the surface to be cleaned).
  • the suction port 1a is formed by a rectangular opening along the longitudinal direction of the suction tool body 1, and a rotating brush 4 is provided therein.
  • the rotary brush 4 is formed in a columnar shape, for example, and is configured to be rotatable by a brush rotation mechanism (not shown). Note that the brush rotating mechanism (not shown) rotates the rotating brush 4 using, for example, a motor or an air turbine as a drive source.
  • a pair of left and right front wheels 5 and a pair of left and right rear wheels 6 are disposed on the lower surface of the suction tool body 1.
  • the front wheel 5 is disposed between the suction port 1a and the rear wheel 6 in the vicinity of the suction port 1a.
  • the rear wheel 6 is disposed behind the suction tool main body 1 and in the vicinity of the connecting pipe portion 2.
  • the suction tool body 1 is configured to move on the surface to be cleaned by the front wheel 5 and the rear wheel 6.
  • the configuration in which the front wheel 5 is disposed close to the suction port 1a between the suction port 1a and the rear wheel 6 will be described as an example, but the present invention is not limited thereto.
  • the front wheel 5 may be disposed close to the suction port 1a in front of the suction port 1a, that is, on the front end 1b side of the lower surface of the suction tool main body 1.
  • the connecting pipe portion 2 is connected to the rear portion of the suction tool body 1, and in the present embodiment, the first connecting pipe 7 and the second connecting pipe 8. , And a third connecting pipe 9.
  • connection pipe 7 of the connection pipe portion 2 One end of the first connection pipe 7 of the connection pipe portion 2 is connected to the rear upper side of the suction tool body 1 so as to be swingable with respect to the front-rear direction of the suction tool body 1, and the other end of the first connection pipe 7 is It is connected to the second connecting pipe 8.
  • One end of the second connecting pipe 8 of the connecting pipe portion 2 is connected to the other end of the first connecting pipe 7 so as to be rotatable in the left-right direction around the axial direction, and the other end of the second connecting pipe 8 is It is connected to the third connection pipe 9.
  • One end of the third connecting pipe 9 of the connecting pipe portion 2 is connected to the other end of the second connecting pipe 8 so as to be swingable in the front-rear direction, and the other end of the third connecting pipe 9 is connected to the electric vacuum cleaner. It has a possible open end. Further, as shown in FIG. 1, the third connecting pipe 9 may be provided with a protruding portion 9 a that rotates with the swing of the third connecting pipe 9. Thereby, the inclination operation
  • the swing direction of the first connecting pipe 7 is indicated by an arrow M1
  • the rotational direction of the second connecting pipe 8 is indicated by an arrow M2
  • the third connecting pipe 9 The swinging direction is indicated by an arrow M3, and the rotation direction of the wheel portion 3 is indicated by an arrow M4.
  • the vacuum cleaner suction tool 100 shown in FIG. 1 illustrates a state in which the third connecting pipe 9 is swung most forward, corresponding to a storage state described later. Therefore, the arrow M3 in FIG. 1 indicates that the third connecting pipe 9 can swing only backward.
  • connection pipe portion 2 has been described as an example configured with three tubular members including the first connection pipe 7, the second connection pipe 8, and the third connection pipe 9, It is not limited to this.
  • it may be constituted by four or more tubular members as necessary, and may be provided with a member other than the tubular member. Note that the swinging and rotating operations, functions, and the like of the first connecting pipe 7, the second connecting pipe 8, and the third connecting pipe 9 constituting the connecting pipe portion 2 will be described later.
  • the wheel part 3 is composed of a pair of left and right wheels 10, a wheel support 11, and a lever mechanism 12, and is provided in the connecting pipe part 2. Thereby, together with the front wheel 5 and the rear wheel 6 provided on the lower surface of the suction tool body 1, the vacuum cleaner suction tool 100 can travel on the surface to be cleaned. Further, the wheel 10 is rotatably supported at both ends of the wheel support 11.
  • the specific shape of the wheel 10 is not particularly limited, and may be a known shape.
  • the wheel 10 is, for example, a cross section in which the outer diameter of the wheel 10 decreases from the inside to the outside supported by the wheel support 11.
  • it has a shape like a substantially parabolic shape (including a parabolic shape). That is, compared to the inner side of the wheel 10 (the side facing the connecting pipe part 2), the outer central part of the wheel 10 protrudes. Therefore, when the vacuum cleaner suction tool 100 is rotated, even if the vacuum cleaner suction tool 100 is inclined, the peripheral surface of the protruding portion of the wheel 10 contacts the surface to be cleaned and rotates. Thus, even when the wheel 10 is inclined, it is possible to travel with the wheel 10 sufficiently in contact with the surface to be cleaned. As a result, the operability of the vacuum cleaner suction tool 100 is improved.
  • the wheel support 11 of the wheel portion 3 is, for example, an elongated flat plate, and is formed so that the length in the longitudinal direction is shorter than that of the suction tool main body 1.
  • a pair of wheels 10 are rotatably supported at both ends of the wheel support 11.
  • the center part of the wheel support body 11 is attached to the connection pipe part 2 via the wheel attachment part 13.
  • FIG. 1 the wheel support 11 is basically disposed so as to be orthogonal to the extending direction (front-rear direction) of the connecting pipe portion 2.
  • the wheel support 11 is configured to be tiltable with respect to the connecting pipe portion 2 during use (when attached to a vacuum cleaner and sucking dust).
  • the lever mechanism 12 of the wheel unit 3 has a function of restricting the swing of the third connecting pipe 9 and the tilting operation of the wheel unit 3 when the vacuum cleaner suction tool 100 is not used, particularly during storage. .
  • the third connecting pipe 9 normally swings backward (falls down).
  • the lever mechanism 12 is pushed up in conjunction with the swinging of the third connecting pipe 9.
  • the swing of the third connecting pipe 9 is restricted and the tilting operation of the wheel portion 3 is restricted.
  • the configuration in which the wheel unit 3 includes the wheel 10, the wheel support 11, and the lever mechanism 12 has been described as an example, but the present invention is not limited thereto.
  • the wheel part 3 it should just be comprised from the wheel 10 and the wheel support body 11 at least, for example.
  • the lever mechanism 12 is provided to limit the tilting operation of the wheel support 11. Therefore, the wheel unit 3 may include another mechanism or member that restricts the tilting operation in addition to the lever mechanism 12. Furthermore, the wheel unit 3 may include a configuration other than the wheel 10, the wheel support 11, and the lever mechanism 12.
  • a wheel attachment portion 13 for attaching the wheel support 11 to the connection tube portion 2 is provided at the lower portion of the connection tube portion 2. ing.
  • the wheel support 11 (that is, the wheel portion 3) is connected to the second connection in the connection pipe portion 2. It will be attached to the tube 8.
  • the wheel support body 11 is configured to be capable of tilting with the central portion of the wheel mounting portion 13 as a fulcrum.
  • the more specific structure of the suction tool main body 1, the connecting pipe part 2, and the wheel part 3 mentioned above for example, a material, a dimension, a component, etc. is not specifically limited, A structure well-known in the field
  • the suction tool main body 1 and the connecting pipe portion 2 only need to be configured by assembling a known resin molded product, and the rotating brush 4 also has resin brush hair (not shown) as a cylindrical body of the resin molded product. Any known configuration may be used.
  • the front wheel 5, the rear wheel 6 and the wheel 10 may also be configured by assembling a resin component, but the front wheel 5, the rear wheel 6 and the wheel 10 are preferably formed of an elastic material such as rubber. .
  • FIG. 9 is an exploded perspective view showing an example of the configuration of the wheel portion and the wheel mounting portion provided in the vacuum cleaner suction tool according to Embodiment 1 of the present invention.
  • the wheel attachment portion 13 of the vacuum cleaner suction tool 100 includes at least a first torsion spring member 14, a second torsion spring member 15, and an attachment portion main body. 16, a mounting shaft portion 17 and a shaft portion fastening portion 18.
  • the first torsion spring member 14 is disposed at a position behind the wheel mounting portion 13, and the second torsion spring member 15 is disposed at a position ahead of the wheel mounting portion 13.
  • first torsion spring member 14 and the second torsion spring member 15 are the torsion of the same shape including the spring body 19, the first arm portion 20, and the second arm portion 21. It consists of a coil spring (torsion spring).
  • the spring body 19 is configured by, for example, winding a steel wire in a coil shape.
  • the first arm portion 20 and the second arm portion 21 are provided to extend linearly at both ends of the spring body 19.
  • the first arm portion 20 is provided, for example, extending in a tangential direction from one end of the outer periphery of the circular spring body 19 and being rotatably exposed from the attachment portion body 16. That is, the first arm portion 20 abuts on the outer periphery of the second connection pipe 8 and rotates with the rotation of the second connection pipe 8.
  • the second arm portion 21 is provided extending from the other end side of the spring body 19 in the winding direction (coil axial direction). The second arm portion 21 functions as a stopper that regulates the rotation range of the first torsion spring member 14 and the second torsion spring member 15 while being accommodated in the attachment portion main body 16. To do.
  • the attachment portion main body 16 is configured in a cylindrical shape, for example, and is integrally fixed to the central portion of the wheel support 11.
  • a first torsion spring member 14 and a second torsion spring member 15 are housed inside the attachment portion main body 16.
  • the first torsion spring member 14 is housed in the rear side of the attachment portion main body 16, that is, in the rear portion of the attachment portion main body 16.
  • the second torsion spring member 15 is accommodated in the front side of the attachment portion main body 16, that is, in the front portion of the attachment portion main body 16.
  • the mounting shaft portion 17 is composed of a shaft portion main body 22 formed in a substantially columnar shape (including a columnar shape) and a cover plate 23 provided at the rear end of the shaft portion main body 22.
  • the attachment shaft portion 17 has a shape such as a bolt or a nail, for example.
  • the attachment shaft portion 17 is inserted into the attachment portion main body 16, and the first torsion spring member 14 and the second torsion spring member disposed in the attachment portion main body 16. 15 is held through.
  • the attachment shaft portion 17 is inserted from the rear (back side) of the attachment portion main body 16. Therefore, the lid plate 23 at the rear end of the attachment shaft portion 17 functions as a lid member that closes the opening on the rear side of the attachment portion main body 16 as shown in FIG.
  • a shaft insertion frame portion 24 protruding downward is provided on the lower side of the second connection pipe 8.
  • the attachment shaft portion 17 is inserted into the attachment portion main body 16 after being inserted into the shaft portion insertion frame portion 24.
  • the attachment shaft portion 17 functions as a fixing member that fixes the wheel attachment portion 13 to the second connection pipe 8.
  • the shaft fastening portion 18 includes a tip fitting portion 25 fitted to the tip of the attachment shaft portion 17, and an outer peripheral attachment portion 26 attached to the outer periphery of the second connection pipe 8. , Is composed of. Then, the attachment shaft portion 17 is fastened so as not to be detached from the attachment portion main body 16 by fitting the tip of the attachment shaft portion 17 inserted into the attachment portion main body 16 to the tip fitting portion 25. Furthermore, by attaching the outer peripheral attachment portion 26 of the shaft fastening portion 18 to the second connection pipe 8, both ends of the attachment shaft portion 17 and the attachment portion main body 16 are fixed to the second connection pipe 8.
  • the rear end (back side) of the attachment portion main body 16 is fixed to the second connecting pipe 8 by inserting the attachment shaft portion 17 into the shaft portion insertion frame portion 24.
  • the front end (front side) of the attachment portion main body 16 is attached to the second connection tube 8 by attaching a shaft fastening portion 18 fitted with the tip of the attachment shaft portion 17 to the outer periphery of the second connection tube 8. Fixed.
  • first torsion spring member 14, the second torsion spring member 15, the attachment portion main body 16, the attachment shaft portion 17 and the shaft portion fastening portion 18 of the present embodiment are particularly It is not limited.
  • first torsion spring member 14 and the second torsion spring member 15 may be known torsion springs made of steel.
  • the mounting portion main body 16, the mounting shaft portion 17, and the shaft portion fastening portion 18 may be a known resin molded product, similarly to the wheel portion 3.
  • FIGS. 10A-13 an example of the use condition of the vacuum cleaner suction tool 100 of this Embodiment is concretely shown using FIGS. 10A-13 with the positional relationship of the suction tool main body 1, the connection pipe part 2, and the wheel part 3.
  • FIG. 10A-13 an example of the use condition of the vacuum cleaner suction tool 100 of this Embodiment is concretely shown using FIGS. 10A-13 with the positional relationship of the suction tool main body 1, the connection pipe part 2, and the wheel part 3.
  • FIG. 10A is a schematic diagram for explaining the rotating surface of the second connecting pipe and the mounting shaft of the wheel portion provided in the vacuum cleaner suction tool according to Embodiment 1 of the present invention.
  • FIG. 10B is a schematic diagram illustrating a wheel shaft attachment shaft and a second connection tube rotation shaft provided in the vacuum cleaner suction tool according to Embodiment 1 of the present invention.
  • FIG. 11 shows an attachment in a state in which the wheel portion provided in the vacuum cleaner suction tool in Embodiment 1 of the present invention is substantially three-dimensionally inclined and the first connecting pipe is swung forward. It is a schematic diagram explaining an axis
  • FIGS. 13A and 13B show the vacuum cleaner suction tool according to Embodiment 1 of the present invention, in which (A) the vehicle is traveling straight, (B) the vehicle is tilted two-dimensionally when turning left, and (C). It is a general view which shows the state which the wheel part inclines three-dimensionally at the time of left turn.
  • FIGS. 13A and 13B show the vacuum cleaner suction tool according to Embodiment 1 of the present invention, in which (A) the vehicle is traveling straight, (B) the wheel is two-dimensionally inclined when turning right, (C FIG. 4 is an overall view showing a state where the wheel portion is tilted three-dimensionally when turning right.
  • 10A and 10B are schematic diagrams illustrating the following axes and angles in a state where the vacuum cleaner suction tool 100 is placed on the surface F to be cleaned.
  • the mounting state of the suction tool 100 is the same.
  • 10A and 10B show a use state in which the third connection pipe 9 swings backward, and in FIG. 10A, the storage state in which the third connection pipe 9 is positioned upright and forward. Is indicated by a broken line.
  • the wheel portion 3 provided on the lower surface of the second connection pipe 8 is inclined substantially three-dimensionally, and the first connection pipe 7 is most forward with respect to the suction tool body 1. It shows the oscillating use state.
  • FIG. 11 shows a state in which the vacuum cleaner suction tool 100 shown in FIGS.
  • 10A and 10B is placed on the surface to be cleaned F (a state in which both wheels of the pair of left and right wheels 10 are in contact with the surface F to be cleaned).
  • the rear view of the suction tool 100 for vacuum cleaners is shown.
  • one end of the first connection pipe 7 of the connection pipe portion 2 is connected to the upper side of the rear portion of the suction tool body 1 so as to be swingable with respect to the front-rear direction of the suction tool body 1.
  • a main body swinging shaft S1 that is a central axis of swinging of the first connecting pipe 7 with respect to the front-rear direction of the suction tool body 1 is parallel to the surface to be cleaned F along the longitudinal direction of the suction tool body 1. Formed as follows.
  • one end of the second connection pipe 8 of the connection pipe portion 2 is connected to the other end of the first connection pipe 7 so as to be rotatable in the axial direction.
  • the rotation axis S ⁇ b> 2 that is the central axis of rotation of the second connection pipe 8 with respect to the first connection pipe 7 is downward on the rear side along the front-rear direction of the connection pipe portion 2. Inclined to form.
  • the surface on which the second connection tube 8 rotates with respect to the first connection tube 7 will be described as a rotation surface P0.
  • connection pipe 9 of the connection pipe part 2 is connected to the other end of the second connection pipe 8 so as to be swingable with respect to the front-rear direction of the connection pipe part 2.
  • the connecting tube rocking shaft S3 that is the central axis of the rocking of the third connecting tube 9 with respect to the front-rear direction of the connecting tube portion 2 is parallel to the surface to be cleaned F along the longitudinal direction of the suction tool body 1. Formed to be.
  • the degree of inclination of the mounting shaft S4 is not particularly limited, but it is preferable that the mounting shaft S4 is inclined with respect to the surface F to be cleaned so that the angle between the mounting shaft S4 and the surface F to be cleaned becomes an acute angle. Thereby, the operativity of the vacuum cleaner suction tool 100 improves more.
  • the mounting shaft angle is set to ⁇ 0.
  • the mounting shaft angle ⁇ 0 is preferably at least an acute angle (less than 90 °), and more preferably in the range of 5 to 45 °.
  • the wheel support 11 is inclined so that one of the pair of wheels 10 is positioned before the other wheel 10.
  • the wheel support 11 is inclined so that the left wheel 10 is positioned forward and the right wheel 10 is positioned rearward.
  • the wheel support 11 is inclined so that the right wheel 10 is positioned forward and the left wheel 10 is positioned rearward.
  • the wheel support 11 rotates around the mounting shaft S4 of the wheel mounting portion 13, that is, the mounting shaft S4 of the wheel support 11. Therefore, when the connection pipe portion 2 is used as a reference, the wheel support 11 is inclined in a two-dimensional manner so that either the left or right wheel 10 moves forward depending on the degree of rotation. And if the wheel support body 11 is further rotated, the wheel 10 located in the front is located below, and the wheel 10 located in the rear is located in the upper direction so as to incline three-dimensionally (three-dimensionally). .
  • FIGS. 12B and 12C when the wheel support 11 rotates about the mounting shaft S4 of the wheel support 11, the wheel support is such that the left wheel 10 moves forward.
  • the body 11 is inclined.
  • FIGS. 13B and 13C when the wheel support 11 rotates around the mounting shaft S4 of the wheel support 11, the wheel support is such that the right wheel 10 is positioned forward.
  • the body 11 is inclined.
  • the wheel support 11 when the vacuum cleaner suction tool 100 is viewed from above (viewed as a plan view shown in FIG. 6), the wheel support 11 is used as a reference.
  • the left and right wheels 10 of the wheel support 11 move forward, and the connecting pipe portion 2 is also inclined in the same direction as the moved wheel 10.
  • FIG. 12 when the left wheel 10 moves forward and the wheel support 11 tilts, the connecting pipe portion 2 tilts to the left.
  • FIG. 13 when the right wheel 10 moves forward and the wheel support 11 tilts, the connecting pipe portion 2 tilts to the right.
  • the wheel portion 3 is attached to the second connecting pipe 8 via the wheel support 11 and the wheel mounting portion 13.
  • one end of the first connecting pipe 7 is connected to the rear upper side of the suction tool body 1 so as to be swingable with respect to the front-rear direction of the suction tool body 1.
  • one end of the second connection pipe 8 is connected to the other end of the first connection pipe 7 so as to be rotatable in the axial direction. Therefore, the wheel support 11 (wheel part 3) is inclined as the second connecting pipe 8 is rotated. Then, as the second connection pipe 8 rotates, the first connection pipe 7 swings, and the rotation of the second connection pipe 8 is transmitted to the suction tool body 1.
  • the second connecting pipe 8 is further rotated leftward from the state where the second connecting pipe 8 is rotated leftward from the straight traveling state (the state shown in FIG. 12B). Then, with the rotation of the second connecting pipe 8, the left wheel 10 is positioned further forward than the position shown in FIG. As a result, the wheel support 11 rotates while the wheel support 11 is tilted three-dimensionally so that the right wheel 10 is positioned behind and above the position shown in FIG. Then, as the second connecting pipe 8 rotates, the first connecting pipe 7 swings, and the suction tool main body 1 further turns leftward.
  • the second connecting pipe 8 is further moved to the right side from the state where the second connecting pipe 8 is rotated from the straight traveling state to the right side (the state shown in FIG. 13B).
  • the second connecting pipe 8 is rotated, the right wheel 10 is positioned further forward than the position shown in FIG.
  • the wheel support 11 rotates while the wheel support 11 is tilted three-dimensionally so that the left wheel 10 is located behind and above the position shown in FIG.
  • the second connecting pipe 8 rotates, the first connecting pipe 7 swings, and the suction tool main body 1 turns to the right.
  • the suction tool body 1 is turned by turning the wheel support 11 (wheel portion 3) and the first connection pipe 7 in conjunction with the turning of the second connecting pipe 8. Can do. Thereby, the operativity of the vacuum cleaner suction tool 100 can be improved.
  • one end of the first connecting pipe 7 is swingably connected to the suction tool body 1. Therefore, from the state shown in FIG. 12B to the state shown in FIG. 12C, or from the state shown in FIG. 13B to the state shown in FIG. 11 and FIG.
  • the connection pipe 8 When the connection pipe 8 is rotated, the first connection pipe 7 swings forward of the suction tool body 1 as the second connection pipe 8 rotates, as shown by the solid line from the broken line in FIG. Is done. That is, the second state from the state shown in FIG. 12B to the state shown in FIG. 12C or from the state shown in FIG. 13B to the state shown in FIG. 11 and FIG.
  • the connecting pipe 8 is rotated, the wheel 10 located in front moves to the front from the position shown in FIG.
  • the user operates the lever mechanism 12 from the state where the third connecting pipe 9 is erected (the state where the third connecting tube 9 is swung to the foremost side). Then, it is swung (tilted) to some extent. Thereby, as shown to (A) of FIG. 10A, FIG. 10B, FIG. 12, and (A) of FIG. 13, a vacuum cleaner is made to transfer to a use state. At this time, the wheel support body 11 (wheel part 3) and the suction tool main body 1 are substantially parallel (including parallel).
  • the user turns, for example, the suction tool main body 1 from the above state in order to execute the cleaning operation.
  • the user turns the handle as shown in FIGS. 12B and 13B by lightly twisting the grip portion of the vacuum cleaner.
  • the wheel support 11 rotates while tilting
  • the second connecting pipe 8 rotates while tilting.
  • the three-dimensional movement due to the rotation operation is transmitted to the suction tool body 1 via the first connection pipe 7.
  • the suction tool main body 1 turns in the inclination direction of the second connecting pipe 8.
  • the user can easily operate the vacuum cleaner suction tool 100.
  • One end of the main body 1 and one wheel 10 of the wheel portion 3 come close to each other.
  • FIGS. 12B and 12C when the suction tool main body 1 is turned to the left, the left end of the suction tool main body 1 and the left wheel 10 are close to each other.
  • FIGS. 13B and 13C when the suction tool main body 1 is turned to the right, the right end of the suction tool main body 1 and the right wheel 10 are close to each other. That is, the suction tool main body 1 can be turned in a desired direction by moving the wheel portion 3 so as to retract the wheel 10 on the side opposite to the side to be turned backward.
  • the connecting pipe swinging axis S3 is an axis positioned in the left-right direction (longitudinal direction of the suction tool main body 1).
  • the wheel mounting portion 13 it is preferable to set the wheel mounting portion 13 at a position ahead of the connection pipe swing axis S3 with reference to the connection pipe swing axis S3.
  • the wheel attachment portion 13 is provided at this position, the distance between the wheel portion 3 and the suction tool main body 1 is not increased more than necessary.
  • fluctuation of the connection part of the suction tool main body 1 and the 1st connection pipe 7, rotation of the connection part of the 1st connection pipe 7 and the 2nd connection pipe 8, and the wheel support by the wheel attachment part 13 are carried out.
  • the wheel part 3 provided on the lower surface of the second connecting pipe 8 is inclined substantially three-dimensionally.
  • the suction tool main body 1 can be effectively turned through the connecting pipe portion 2 due to the inclination of the wheel support 11 (wheel portion 3).
  • the example in which the mounting shaft S4 of the wheel mounting portion 13 described above, that is, the mounting shaft angle ⁇ 0 of the mounting shaft S4 of the wheel support 11 is defined is not limited thereto.
  • the coupling angle of the second connecting pipe 8 with respect to the first connecting pipe 7 may be defined.
  • a surface on which the connecting pipe 8 rotates is referred to as a rotation surface P0.
  • corner (theta) 1 which is an angle which rotation surface P0 and attachment axis
  • the rotation surface attachment angle ⁇ 1 that is a connection angle between the first connection pipe 7 and the second connection pipe 8 can be defined.
  • the second connecting pipe 8 rotates with respect to the first connecting pipe 7 in a state where the vacuum cleaner suction tool 100 is placed on the surface F to be cleaned.
  • a surface to be rotated is defined as a rotation surface P0.
  • the angle formed by the rotation surface P0 and the attachment shaft S4 of the wheel support 11 is defined as a rotation surface attachment angle ⁇ 1.
  • the rotation surface mounting angle ⁇ 1 is set to an acute angle range. That is, when the rotation surface attachment angle ⁇ 1 is an acute angle, the wheel support 11 is inclined with the attachment axis S4 of the wheel support 11 as the rotation center.
  • the rotation surface P0 is inclined in the same direction as the inclination direction of the second connecting pipe 8.
  • the torque due to the rotation of the second connection pipe 8 and the rotation surface P0 is applied to the first connection pipe 7 so as to rotate the first connection pipe 7 in the same direction as the second connection pipe 8.
  • one end of the first connecting pipe 7 is attached so as to be swingable only in the front-rear direction of the suction tool body 1 (so as not to swing in the left-right direction of the suction tool body 1),
  • One end of the second connecting pipe 8 is connected to the other end of the first connecting pipe 7 so as to be rotatable in the axial direction.
  • the rotation of the second connection pipe 8 and the rotation surface P0 can be effectively transmitted to the suction tool body 1 via the first connection pipe 7. Then, the suction tool main body 1 can be easily turned in the same direction as the rotation direction of the second connecting pipe 8. Thereby, the suction tool main body 1 can be turned to right and left more efficiently. As a result, the vacuum cleaner suction tool 100 can be easily turned.
  • the present invention is not limited to this.
  • the rotation surface angle ⁇ 2 is the mounting shaft. It is defined as a range that is larger than the angle ⁇ 0 and has an acute angle.
  • the second connecting pipe 8 is connected to the first connecting pipe 7 so as to incline backward.
  • the first connecting pipe 7 can swing in the front-rear direction (refer to the swinging direction M1 in FIG. 10A) with respect to the suction tool body 1, and does not move in the left-right direction. It is configured as follows. Therefore, the rotation of the second connection pipe 8 can be transmitted to the suction tool body 1 more effectively. As a result, the suction tool body 1 can be turned more easily in the left-right direction.
  • the definition of the inclination by the attachment axis angle ⁇ 0 of the attachment shaft S4 and the definition of the connection angle of the second connection pipe 8 with respect to the first connection pipe 7 are the inclination state of the second connection pipe 8 and the wheel attachment.
  • This also defines the relationship with the inclined state of the portion 13. That is, the wheel attachment portion 13 and the second connection pipe 8 are arranged in the front-rear direction, and the wheel attachment portion 13 is arranged so as to be inclined so that the rear side is upward.
  • the rotation axis S2 of the first connecting pipe 7 and the second connecting pipe 8 is provided so as to be inclined so that the front is upward.
  • the direction of the rotation axis S2 which is the center of rotation of the second connection tube 8 with respect to the first connection tube 7, is equivalent to the normal direction of the rotation surface P0.
  • the direction of the mounting axis S4 of the wheel mounting portion 13 need only be in a positional relationship that intersects each other.
  • the rotation axis angle ⁇ 3 may be an acute angle. More preferably within the range of 45 °.
  • the attachment axis S4 of the wheel attachment portion 13, that is, the attachment axis S4 of the wheel support 11, and the rotation axis S2 of the second connecting pipe 8 intersect, this is shown in the rotation direction M2 of FIG. 10B.
  • the second connecting pipe 8 can be rotated while being efficiently inclined with the inclination of the wheel portion 3.
  • the attachment axis S4 and the rotation axis S2 are in the same plane.
  • the connecting pipe swing axis S3 is perpendicular to this plane. That is, the connecting pipe swing axis S3 corresponds to a normal line with respect to a plane including the attachment axis S4 and the rotation axis S2.
  • the connecting tube swinging shaft S3 does not directly intersect the mounting shaft S4 and the rotating shaft S2, so the connecting tube swinging shaft S3, the mounting shaft S4 and the rotating shaft S2 are in a twisted position. It will be.
  • the wheel support body 11 is attached to the lower side of the 2nd connection pipe 8 among the connection pipe parts 2 by the wheel attachment part 13 so that inclination is possible.
  • fluctuation of the connection part of the suction tool main body 1 and the 1st connection pipe 7, rotation of the connection part of the 1st connection pipe 7 and the 2nd connection pipe 8, and the wheel support by the wheel attachment part 13 are carried out.
  • the wheel part 3 provided on the lower surface of the second connecting pipe 8 is inclined substantially three-dimensionally. Therefore, the suction tool main body 1 can be easily turned through the connecting pipe portion 2 due to the inclination of the wheel portion 3. As a result, the operability of the vacuum cleaner suction tool 100 can be improved.
  • the vacuum cleaner suction tool 100 according to the present embodiment is attached to the vacuum cleaner body 201 of the upright type vacuum cleaner 200 as an example with reference to FIGS. 14A and 14B.
  • the load applied to the vacuum cleaner suction tool 100 will be described.
  • FIG. 14A is a left side view showing a configuration in which the suction tool for a vacuum cleaner according to Embodiment 1 of the present invention is attached to an upright type vacuum cleaner and viewed from the left side.
  • FIG. 14B is a left side view illustrating a configuration in which the suction tool for a vacuum cleaner according to Embodiment 1 of the present invention is attached to the upright type vacuum cleaner and viewed from the left side.
  • the vacuum cleaner body 201 of the upright type vacuum cleaner 200 is fixedly connected to the third connection pipe 9 of the vacuum cleaner suction tool 100. And normally, the cleaner main body 201 and the 3rd connection pipe 9 are used in the state inclined integrally back.
  • the weight of the vacuum cleaner body 201 is supported by a user's arm or the like via a handle portion (not shown) provided on the upper portion of the vacuum cleaner body 201, and the connecting pipe portion 2 and the suction tool body. 1 and the surface to be cleaned F through the wheel portion 3.
  • the load of the cleaner body 201 applied to the suction tool body 1 is a load W applied downward with respect to the connection pipe swing axis S ⁇ b> 3 of the third connection pipe 9.
  • the load W can be divided into a load W1 and a load W2.
  • the load W ⁇ b> 1 is a downward load applied to the suction tool main body 1 via the main body swinging shaft S ⁇ b> 1 of the first connection pipe 7.
  • the load W2 is a downward load W applied to the wheel 10 via a wheel rotation axis S5 which is a rotation axis of the wheel unit 3, that is, a rotation axis of the wheel 10 with respect to the wheel support 11. is there.
  • the load W1 and the load W2 can be distributed and considered so as to be inversely proportional to the distance in the front-rear direction between the connecting pipe swing shaft S3, the main body swing shaft S1 and the wheel rotation shaft S5.
  • the applied load W2 can be expressed by the following (Expression 1) to (Expression 3).
  • the distance L1 is a distance in the front-rear direction between the main body swinging shaft S1 and the connecting tube swinging shaft S3
  • the distance L2 is a distance between the wheel turning shaft S5 and the connecting tube swinging shaft S3.
  • W W1 + W2 (Formula 1)
  • W1 W ⁇ L2 / (L1 + L2) (Expression 2)
  • W2 W ⁇ L1 / (L1 + L2) (Formula 3)
  • the load W1 applied to the suction tool body 1 is applied to the suction tool body 1 from the surface to be cleaned F. It balances with the upward reaction force R1.
  • the load W2 applied to the wheel 10 is in balance with the upward reaction force R2 applied to the wheel 10 from the surface F to be cleaned.
  • the position of the connection pipe swing axis S3 of the third connection pipe 9 is set to the position of the wheel 10. It is preferable to arrange in front of the position of the wheel rotation axis S5. That is, the position of the load W applied to the vacuum cleaner suction tool 100 is located in front of the reaction force R2 applied to the wheel 10 and between the reaction force R1 applied to the suction tool body 1 and the reaction force R2 applied to the wheel 10. It is preferable. Thereby, the suction tool 100 for vacuum cleaners can drive
  • the position of the connection pipe swing shaft S3 of the third connection pipe 9 is set to the main body swing shaft S1 of the first connection pipe and the wheel rotation shaft S5 of the wheel portion 3. It is preferable to be behind the intermediate position P1 (see FIG. 10B). That is, the position of the connection pipe swing axis S3 of the third connection pipe 9 is closer to the wheel rotation axis S5 of the wheel 10 than the main body swing axis S1 of the first connection pipe 7. Therefore, most of the load W (corresponding to a part of the weight of the vacuum cleaner main body 201) applied to the vacuum cleaner suction tool 100 is applied to the wheel 10.
  • the load W1 added to the suction tool main body 1 among the weights of the cleaner main body 201 can be reduced, and the reaction force R1 received by the suction tool main body 1 from the surface to be cleaned F can be reduced.
  • the suction tool body 1 having the suction port 1a on the lower surface can be stably run on the surface to be cleaned F.
  • the vacuum cleaner suction tool 100 improves not only the operability during use but also the operability with respect to switching between the housed state and the used state.
  • the cleaner main body 201 is inclined backward about the connection pipe swing axis S3 of the third connection pipe 9. And the position of the gravity center G of the vacuum cleaner main body 201 moves to the rear of the vacuum cleaner suction tool 100.
  • the cleaner main body 201 is supported by a user's arm or the like through a handle portion (not shown) provided at the upper end of the cleaner main body 201, and at the same time, the other end of the cleaner main body 201 is
  • the third connecting pipe 9 is supported at the position of the connecting pipe swing axis S3.
  • the cleaner body 201 in the housed state of the vacuum cleaner, the cleaner body 201 is substantially upright (upright) by swinging forward most about the connecting tube swing shaft S3. Become. At this time, the range of swing of the third connecting pipe 9 and the shape of the cleaner body 201 are set so that the position of the center of gravity G of the cleaner body 201 is intermediate between the body swing shaft S1 and the wheel rotation shaft S5. Configure. Thereby, it becomes a positional relationship as the vacuum cleaner main body 201 is mounted directly on the vacuum cleaner suction tool 100. As a result, it is possible to store the upright type vacuum cleaner 200 in a stable state.
  • the change in the position of the center of gravity G of the vacuum cleaner main body 201 of the upright type vacuum cleaner 200 described above is the same even when the vacuum cleaner suction tool 100 is connected to the connecting pipe of the canister type vacuum cleaner. . That is, even in the canister type vacuum cleaner, the storage state and the use state can be easily switched. As a result, the operability of the canister type vacuum cleaner can be further improved.
  • the third connection tube 9 of the vacuum cleaner suction tool 100 is not inclined (swinged) as much as possible in the housed state.
  • the wheel unit 3 is not tilted (swinged) as much as possible in the housed state.
  • the third connecting pipe 9 is provided with a protruding portion 9a as necessary.
  • the protrusion 9a can contact
  • the third connecting pipe 9 and the lever mechanism 12 are engaged to limit the swing of the third connecting pipe 9. Further, the protrusion 9 a of the third connecting pipe 9 and the wheel portion 3 come into contact with each other, thereby limiting the tilting operation of the wheel portion 3. Thereby, the attitude
  • the vacuum cleaner suction tool 100 demonstrated to the example of the structure which has the suction inlet 1a ahead of the lower surface of the suction tool main body 1, as shown in FIG.7 and FIG.8, It is not limited to this.
  • the position of the suction port 1a may be at any position on the lower surface of the suction tool body 1, and a plurality of suction ports may be provided.
  • the configuration in which the rotating brush 4 is provided inside the suction port 1a has been described as an example, but the present invention is not limited thereto.
  • the structure which does not provide the rotating brush 4 may be sufficient.
  • the configuration in which the wheel-shaped front wheel 5 and the rear wheel 6 are provided on the lower surface of the suction tool main body 1 has been described as an example, but the present invention is not limited thereto.
  • a configuration in which a brushed cloth or a brush is attached to the lower surface of the suction tool body 1 may be used.
  • lever mechanism 12 with which the wheel part 3 was equipped demonstrated the structure which switches the vacuum cleaner suction tool 100 from a use state to an accommodation state as an example, it is not restricted to this.
  • another mechanical switching device may be used, or a switching device that operates by electrical control may be used.
  • Embodiment 2 Below, the vacuum cleaner of this Embodiment 2 is demonstrated using FIG.
  • this Embodiment demonstrates concretely taking the case where the suction tool 100 for vacuum cleaners demonstrated in Embodiment 1 is applied to an upright type vacuum cleaner as an example. Further, the same or corresponding parts as those of the first embodiment are denoted by the same reference numerals, and the description thereof is omitted.
  • FIG. 15 is an overall perspective view showing an example of a configuration in which the vacuum cleaner suction tool according to Embodiment 2 of the present invention is applied to an upright vacuum cleaner.
  • the upright type vacuum cleaner 200 includes at least a cleaner body 201, a handle 202, a handle shaft 203, and a vacuum cleaner suction tool 100.
  • the vacuum cleaner main body 201 is formed in a substantially cylindrical shape (including a cylindrical shape), and a dust collection chamber is incorporated in the upper part and a suction motor (not shown) is incorporated in the lower part.
  • the vacuum cleaner suction tool 100 described in the first embodiment is connected to the cleaner body 201. And the dust etc. which were attracted
  • a carrying handle 204 is provided on the upper portion of the cleaner body 201. Thereby, the user can carry the upright type vacuum cleaner 200 by holding the carrying handle 204.
  • a handle 202 is provided on the upper portion of the cleaner body 201 via a handle shaft 203.
  • the handle 202 constitutes a grip portion that is gripped by the user during use.
  • the handle 202 is formed in, for example, an elliptical ring shape with a size that matches the size of an average palm, for example.
  • the upright type vacuum cleaner of the present embodiment is configured.
  • the user pulls out the power cord from the vacuum cleaner main body 201 during use, and inserts the power plug at the tip of the power cord into the power outlet. Then, the user turns on the power by operating the power switch of the vacuum cleaner. Thereby, a suction motor operates and a suction force is generated in the suction port 1a of the vacuum cleaner suction tool 100. And the dust on the floor surface which is a surface to be cleaned is sucked by the generated suction force and accumulated in the dust collecting chamber in the cleaner body 201. In this state, the user grasps the handle 202 and moves the upright type vacuum cleaner 200 on the floor surface to change the area of the floor surface to be cleaned. Thereby, a floor surface can be cleaned.
  • the vacuum cleaner 200 when it is desired to turn the upright type vacuum cleaner 200 small by improving the operability of the vacuum cleaner suction tool 100, the vacuum cleaner 200 is not greatly twisted.
  • the machine suction tool 100 can be easily turned. As a result, the burden on the user's wrist and the like can be reduced and the operability can be further improved.
  • Embodiment 3 below, the vacuum cleaner of this Embodiment 3 is demonstrated using FIG.
  • this Embodiment demonstrates concretely taking the case where the suction tool 100 for vacuum cleaners demonstrated in Embodiment 1 is applied to a canister type vacuum cleaner as an example.
  • symbol is attached
  • FIG. 16 is an overall perspective view showing an example of a configuration in which the vacuum cleaner suction tool according to Embodiment 3 of the present invention is applied to a canister-type vacuum cleaner.
  • the canister-type vacuum cleaner 300 includes at least a cleaner main body 301, a suction hose 302, a hand operation unit 303, a suction extension pipe 304, and a vacuum cleaner suction tool 100. Yes.
  • the vacuum cleaner body 301 includes an electric blower, a dust collection chamber, a power cord, and the like, and one end of the suction hose 302 is detachably connected.
  • a hand operating part 303 is provided at the other end of the suction hose 302, and one end of the suction extension pipe 304 is detachably connected to the tip of the hand operating part 303. Further, the vacuum cleaner suction tool 100 described in the first embodiment is detachably attached to the other end of the suction extension pipe 304.
  • a suction motor that is an electric blower and a dust collection chamber are provided inside the cleaner body 301.
  • a suction force is generated by the operation of the suction motor, and a suction force is generated in the suction port 1a of the vacuum cleaner suction tool 100 via the suction hose 302 and the suction extension pipe 304.
  • a power cord is housed inside the cleaner body 301 so that it can be pulled out.
  • the canister type vacuum cleaner of the present embodiment is configured.
  • the user pulls out the power cord from the cleaner main body 301 when using it, and inserts the power plug at the tip of the power cord into the power outlet. Then, the user operates the hand operation unit 303 of the suction hose 302 to turn on the cleaner body 301. Thereby, a suction motor operates and a suction force is generated in the vacuum cleaner suction tool 100. Then, the generated suction force sucks the dust on the floor surface, and the dust is collected in the dust collecting chamber in the cleaner body 301 through the suction extension pipe 304 and the suction hose 302.
  • the user grasps the hand operation unit 303 and moves the position of the vacuum cleaner suction tool 100 on the floor to change the area of the floor to be cleaned.
  • the user pulls the suction hose 302 and moves the cleaner body 301 on the floor surface. Thereby, a floor surface can be cleaned.
  • the vacuum cleaner suction tool 100 by using the vacuum cleaner suction tool 100 with improved operability, when the vacuum cleaner suction tool 100 is to be turned small, the hand operating section 303 is enlarged.
  • the vacuum cleaner suction tool 100 can be easily turned without being moved. As a result, the burden on the user's wrist can be reduced and the operability can be further improved.
  • the cleaner body 301 is provided with a handle (not shown). Thereby, the user can lift and move the cleaner main body 301 via the handle.
  • the suction extension tube 304 or the vacuum cleaner suction tool 100 can be removed, and a suction nozzle (not shown) can be attached instead for cleaning.
  • a suction nozzle (not shown) can be attached instead for cleaning.
  • the specific configuration of the canister type vacuum cleaner 300 of the present embodiment shown in FIG. 16, that is, the configuration of the vacuum cleaner main body 301, the suction hose 302, the hand operation unit 303, the suction extension pipe 304, and the like is particularly limited. Not. For example, various configurations known in the field of canister-type vacuum cleaners can be suitably used.
  • the vacuum cleaner suction tool of the present invention is attached to the suction tool body having the suction port on the surface to be cleaned, the connection pipe part connected to the suction tool body, and the connection pipe part.
  • the connecting pipe part has one end connected to the suction tool body part so as to be swingable in the front-rear direction, and one end connected to the other end of the first connecting pipe so as to be rotatable in the axial direction.
  • the wheel portion includes a wheel and a wheel support that rotatably supports the wheel at both ends, and the wheel support can be tilted with the central portion of the wheel support as a fulcrum, and is connected to the second connection. It is swingably attached to the lower side of the tube.
  • the mounting shaft is formed with the front side inclined downward along the front-rear direction of the connecting pipe portion.
  • the mounting shaft angle ⁇ 0 formed with the surface to be cleaned may be configured to be an acute angle.
  • the swing of the connecting portion of the suction tool main body and the first connecting pipe, the rotation of the connecting portion of the first connecting pipe and the second connecting pipe, and the wheel support for the second connecting pipe By the tilting operation of the body (wheel portion), the wheel portion provided on the lower surface of the second connecting pipe can be tilted substantially three-dimensionally.
  • a suction tool main body can be easily turned through a connection pipe part by the inclination of a wheel part.
  • the operability of the vacuum cleaner suction tool is improved.
  • the vacuum cleaner suction tool of the present invention has a rotation surface formed by the rotation surface and the mounting shaft when the surface on which the second connection tube connected to the first connection tube rotates is a rotation surface.
  • the moving surface mounting angle ⁇ 1 may be configured to be an acute angle.
  • the rotation surface rotates in the same direction as the direction in which the second connecting pipe rotates, and the suction tool body can be easily turned. As a result, the operability of the vacuum cleaner suction tool is improved.
  • the vacuum cleaner suction tool of the present invention is formed such that the rotation surface is inclined forward along the front-rear direction of the connecting pipe portion, and the rotation surface angle ⁇ 2 formed by the rotation surface and the surface to be cleaned.
  • the rotation surface angle ⁇ 2 formed by the rotation surface and the surface to be cleaned may be larger than the mounting shaft angle ⁇ 0 formed by the mounting shaft and the surface to be cleaned.
  • the force when the second connecting pipe rotates can be efficiently transmitted to the suction tool main body via the rotating surface.
  • the vacuum cleaner suction tool can be turned more easily, and the operability is further improved.
  • connection pipe portion includes the third connection pipe whose one end is swingably connected to the other end of the second connection pipe along the front-rear direction. Also have.
  • the moving shaft may be provided at a position in front of the wheel rotation shaft.
  • the vacuum cleaner main body connected to the third connecting pipe can stably support the external force applied to the connecting pipe rocking shaft via the third connecting pipe in the suction tool main body and the wheel. It becomes. As a result, the stability when operating the vacuum cleaner suction tool is improved.
  • the vacuum cleaner suction tool according to the present invention is configured such that when the central axis of oscillation of the first connection pipe with respect to the suction tool body is the main axis oscillation axis, the connection pipe oscillation axis is the main body oscillation axis and the wheel. It is good also as a structure provided in the back side rather than the intermediate position of a main body rocking
  • the vacuum cleaner main body connected to the third connection pipe supports the external force applied to the connection pipe rocking shaft via the third connection pipe by the wheel portion, thereby adding to the suction tool main body. External force can be reduced. As a result, it is possible to improve the operability by improving the turning performance of the suction tool body.
  • the electric vacuum cleaner of the present invention may be configured to include a vacuum cleaner body that generates suction air and the vacuum cleaner suction tool described above.
  • the suction tool when the user wants to turn the suction tool small by improving the operability of the vacuum cleaner suction tool, the suction tool can be easily turned without greatly moving the hand operating portion of the cleaner body. be able to. As a result, the burden on the user's wrist and other bodies can be reduced and the operability can be further improved.
  • the present invention can be suitably used in the field of vacuum cleaner suction tools, and can also be used widely and suitably in the field of vacuum cleaners using vacuum cleaner suction tools.

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  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Nozzles For Electric Vacuum Cleaners (AREA)
  • Cleaning In General (AREA)

Abstract

La présente invention se rapporte à un outil d'aspiration (100) d'aspirateur électrique qui comprend un corps (1) d'outil d'aspiration, une partie tube de raccordement (2) et des parties roues (3). La partie tube de raccordement (2) comprend un premier tube de raccordement (7) raccordé au niveau d'une extrémité au corps (1) d'outil d'aspiration, et un second tube de raccordement (8). Les parties roues (3) comportent une roue (10) et un élément de support (11) de roue qui supporte la roue (10). L'élément de support (11) de roue est fixé au côté inférieur du second tube de raccordement (8) et un axe de fixation (S4) destiné à fixer l'élément de support (11) de roue au second tube de raccordement (8) est formé de telle sorte que son côté avant s'incline vers le bas dans la direction longitudinale du second tube de raccordement (8), l'angle (θ0) d'axe de fixation formé par l'axe de fixation (S4) et une surface qui est nettoyée (F) formant un angle aigu. De ce fait, on obtient un outil d'aspiration (100) d'aspirateur électrique qui offre une meilleure facilité de fonctionnement de l'aspirateur électrique (200, 300).
PCT/JP2013/006967 2012-12-06 2013-11-27 Outil d'aspiration d'aspirateur électrique et aspirateur électrique équipé de ce dernier WO2014087610A1 (fr)

Priority Applications (3)

Application Number Priority Date Filing Date Title
EP13860612.4A EP2929821A4 (fr) 2012-12-06 2013-11-27 Outil d'aspiration d'aspirateur électrique et aspirateur électrique équipé de ce dernier
JP2014550906A JP6229169B2 (ja) 2012-12-06 2013-11-27 電気掃除機用吸込具およびこれを備えた電気掃除機
CN201380060528.1A CN104797182B (zh) 2012-12-06 2013-11-27 电动吸尘器用抽吸件和包括该电动吸尘器用抽吸件的电动吸尘器

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2012267130 2012-12-06
JP2012-267130 2012-12-06

Publications (1)

Publication Number Publication Date
WO2014087610A1 true WO2014087610A1 (fr) 2014-06-12

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PCT/JP2013/006967 WO2014087610A1 (fr) 2012-12-06 2013-11-27 Outil d'aspiration d'aspirateur électrique et aspirateur électrique équipé de ce dernier

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Country Link
EP (1) EP2929821A4 (fr)
JP (1) JP6229169B2 (fr)
CN (1) CN104797182B (fr)
WO (1) WO2014087610A1 (fr)

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CN105361799A (zh) * 2014-08-13 2016-03-02 江苏美的清洁电器股份有限公司 吸尘器和立式吸尘器
CN106108777A (zh) * 2016-08-19 2016-11-16 江苏美的清洁电器股份有限公司 立式吸尘器
WO2017113505A1 (fr) * 2015-12-31 2017-07-06 苏州市伟克斯电器有限公司 Brosse de sol et aspirateur
JP2021509073A (ja) * 2018-03-05 2021-03-18 コーニンクレッカ フィリップス エヌ ヴェＫｏｎｉｎｋｌｉｊｋｅ Ｐｈｉｌｉｐｓ Ｎ．Ｖ． 掃除機ノズル
USD1032130S1 (en) * 2022-03-29 2024-06-18 Lg Electronics Inc. Nozzle for vacuum cleaner
USD1032982S1 (en) * 2022-03-18 2024-06-25 Lg Electronics Inc. Vacuum cleaner nozzle
USD1032979S1 (en) * 2021-09-24 2024-06-25 Beijing Shunzao Technology Co., Ltd. Cleaning head assembly for a vacuum cleaner

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CN104797182B (zh) 2017-06-23
EP2929821A4 (fr) 2015-11-25
JP6229169B2 (ja) 2017-11-15
JPWO2014087610A1 (ja) 2017-01-05
EP2929821A1 (fr) 2015-10-14

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