JP2010125009A - Electric cleaner - Google Patents

Abstract

<P>PROBLEM TO BE SOLVED: To provide an electric cleaner configured in such a manner that a cleaner body can be smoothly handled, the cleaner body and a containing section can be stably connected to and separated from each other, and dust collecting performance of the cleaner body can be maintained for a long period. <P>SOLUTION: The electric cleaner 1 is provided with a cleaner body 2 and a containing base 10. The cleaner body 2 is provided with a body section 19 rotatably and tiltably supported by a base section 17, a dust separating and collecting section 26, an electric fan 27 a dust discarding connection pipe 35 communicated with the dust separating and collecting section 26, an air sucking connection pipe 36 communicated with the electric fan 27, and a switching valve 39 for closing the connection between the dust separating and collecting section 26 and the electric fan 27 when the air sucking connection pipe 36 is opened. The containing base 10 is provided with a mounting section 13, a dust accumulating section 47, and a dust sucking pipe 48 and an exhaust pipe 49 which are communicated with the dust accumulating section 47. When the cleaner body 2 is mounted on the mounting section 13 and the body section 19 is tilted, the dust discarding connection pipe 35 is connected to the dust sucking pipe 48 and the air sucking connection pipe 36 is connected to the exhaust pipe 49. <P>COPYRIGHT: (C)2010,JPO&INPIT

Description

  The present invention relates to a vacuum cleaner provided with a vacuum cleaner body and a storage base for the vacuum cleaner body.

A conventional vacuum cleaner includes a vacuum cleaner body having a first dust separation and collection part, and a charging stand having a second dust separation and collection part. The conventional vacuum cleaner collects dust on the surface to be cleaned by the vacuum cleaner body detached from the charging stand. Next, in the conventional vacuum cleaner, when the main body of the vacuum cleaner is mounted on the charging stand, the first dust separation / collection part and the second dust separation / collection part are communicated with each other, and the first dust separation / collection part of the vacuum cleaner main body is communicated. Dust collected in the dust unit is collected again by the second dust separation and collection unit of the charging stand. (For example, refer to Patent Document 1.)
JP 2008-79922 A

  In conventional vacuum cleaners, when the vacuum cleaner body is mounted on the charging stand, it is necessary to adjust the relative positional relationship between the charging stand and the vacuum cleaner body while lifting up the vacuum cleaner body and to properly connect them. It was. In addition, the conventional vacuum cleaner uses the bottom surface of the vacuum cleaner body and the top surface of the charging stand as a coupling surface, and the first dust separation dust collection portion and the second dust separation dust collection portion communicate with each other within this surface. .

  As described above, the connection mechanism between the charging base and the vacuum cleaner body and the communication mechanism between the first dust separation dust collecting part and the second dust separation dust collecting part must be attached and detached almost simultaneously. Due to the load caused by the inertial force of the main body, there is a possibility that the connection mechanism and the communication mechanism are not securely connected, and the communication path between the first dust separation dust collection part and the second dust separation dust collection part cannot be reliably formed. It was. In addition, the connection mechanism between the charging base and the vacuum cleaner main body and the communication mechanism between the first dust separation dust collection section and the second dust separation dust collection section must be attached and detached almost simultaneously. In improving the lightness of handling, the degree of freedom in selecting the structural style of the vacuum cleaner body is reduced.

  The present invention proposes an electric vacuum cleaner that is easy to handle the vacuum cleaner body, can stabilize the detachability between the storage section and the vacuum cleaner body, and can maintain the dust collection performance of the vacuum cleaner body for a long period of time.

  In order to solve the above problems, the present invention comprises a flexible dust collection hose, a vacuum cleaner body to which the dust collection hose is connected, and a storage base on which the vacuum cleaner body can be placed, A vacuum cleaner main body includes a base portion disposed on a surface to be cleaned, an elevation support portion provided on the base portion, a main body portion pivotally supported around an elevation axis of the elevation support portion, and the main body portion. The first dust collecting part provided, the electric blower housed in the main body part and communicated with the first dust collecting part, and communicated with the first dust collecting part and closed openably and closably. Provided between the first connecting portion, the second connecting portion communicated with the electric blower and closed so as to be opened and closed, the first dust collecting portion and the electric blower, and the second connecting portion is opened. And a switching valve that closes between the first dust collecting part and the electric blower, The vacuum cleaner main body mounting portion, the second dust collecting portion provided in the mounting portion, and the first connecting portion are detachably formed, and the second dust dust collecting portion The vacuum cleaner main body is mounted on the mounting portion. The vacuum cleaner main body is mounted on the mounting portion, and includes a communication dust suction tube and an exhaust pipe that is communicated with the second dust collection portion and is detachably formed on the second connection portion. When the main body is appropriately lifted, the first connection part can be connected to the dust suction pipe, and the second connection part can be connected to the exhaust pipe.

  According to the present invention, a vacuum cleaner that is easy to handle the vacuum cleaner body, can stabilize the detachability between the storage unit and the vacuum cleaner body, and can maintain the dust collection performance of the vacuum cleaner body for a long time is proposed. it can.

  An embodiment of a vacuum cleaner according to the present invention will be described with reference to FIGS.

  FIG. 1 is a perspective view showing an external appearance of a vacuum cleaner housed according to an embodiment of the present invention.

  As shown in FIG. 1, the vacuum cleaner 1 according to this embodiment includes a vacuum cleaner body 2, a dust collecting hose 3, a hand operating tube 4, a gripping unit 5, an operating unit 6, and an extension tube 7. The suction port body 8 and the storage base 10 are provided.

  The vacuum cleaner body 2 has a connection port 2a. One end of the dust collecting hose 3 is detachably connected to the connection port 2a.

  The dust collection hose 3 is flexible and is formed in a bendable elongated substantially cylindrical shape. One end of the dust collection hose 3 is detachably connected to the connection port 2a. The dust collection hose 3 communicates with the inside of the cleaner body 2. The dust collecting hose 3 is provided with a handle 11 (an upright grip portion) disposed in the vicinity of the connection port 2a.

  One end of the hand operation tube 4 is provided at the other end of the dust collecting hose 3. The hand control tube 4 communicates with the inside of the cleaner body 2 through the dust collecting hose 3.

  The grip part 5 is operated by the user of the vacuum cleaner 1 to operate the vacuum cleaner 1. The grip portion 5 is formed to protrude from the other end portion of the hand operation tube 4 and is curved toward one end portion of the hand operation tube 4 provided with the dust collecting hose 3.

  The operation unit 6 is provided in the grip unit 5. The user of the vacuum cleaner 1 can set the vacuum cleaner 1 to a plurality of drive modes by operating the operation unit 6. The operation unit 6 includes a turn-off switch 6 a that stops the operation of the electric vacuum cleaner 1 and an activation switch 6 b that starts the operation of the electric vacuum cleaner 1.

  The extension tube 7 is formed in an elongated and substantially cylindrical shape that can be expanded and contracted. The extension tube 7 has a telescopic structure by overlapping a plurality of cylindrical bodies. One end of the extension tube 7 is detachably connected to the other end of the hand operation tube 4. The extension pipe 7 communicates with the inside of the cleaner body 2 through the hand operation pipe 4 and the dust collection hose 3.

  The suction port body 8 is detachably connected to one end of the extension pipe 7. The suction port body 8 communicates with the inside of the cleaner body 2 through the extension pipe 7, the hand operation pipe 4, and the dust collection hose 3. The suction port body 8 has a suction port (not shown). The suction port is opposed to the surface to be cleaned F when the suction port body 8 is arranged on the surface to be cleaned F such as a floor surface.

  The storage table 10 includes a placement portion 13 and a striking column portion 14. The mounting portion 13 has an upper surface 13a (mounting surface) formed to be inclined. The upper surface 13a of the mounting portion 13 is configured so that the cleaner body 2 can be mounted. The mounting portion 13 is provided with a pedal 15. The striking column portion 14 is provided on one end side of the placement portion 13 that is inclined at a low angle. When the storage base 10 is disposed on a substantially horizontal surface to be cleaned, the striking column portion 14 extends substantially vertically upward. The handle 11 of the dust collecting hose 3 is detachably locked to the upper end of the striking column portion 14.

  FIG. 2 is a perspective view showing an appearance of the vacuum cleaner in use according to the embodiment of the present invention.

  As shown in FIG. 2, when the vacuum cleaner 1 removes the vacuum cleaner main body 2 from the storage base 10 and arranges it on the surface to be cleaned, the vacuum cleaner main body 2, the dust collecting hose 3, the hand operation tube 4, The vacuum cleaner assembly 16 is configured by the grip portion 5, the operation portion 6, the extension pipe 7, and the suction port body 8.

  FIG. 3 is a front view of the vacuum cleaner main body of the electric vacuum cleaner according to the embodiment of the present invention.

  FIG. 4 is a plan view of the vacuum cleaner body of the electric vacuum cleaner according to the embodiment of the present invention.

  FIG. 5 is a side view of the cleaner body of the electric vacuum cleaner according to the embodiment of the present invention.

  As shown in FIGS. 2 to 5, the vacuum cleaner body 2 of the electric vacuum cleaner 1 includes a base portion 17 disposed on the surface to be cleaned F, an elevation support portion 18 provided on the base portion 17, and an elevation support portion 18. And a main body 19 that is pivotally supported so as to be freely raised and lowered (in the direction of the solid arrow Rx in FIGS. 2 and 5) about the elevation axis x.

  The base 17 includes a base main body 21 disposed on the surface F to be cleaned and a swivel base 22 pivotally supported on the base main body 21. A swivel base 22 is pivotally supported on the base body 21 so as to be swiveled around the swivel axis z (in the direction of the solid arrow Rz in FIGS. 2 and 4). The swivel axis z is disposed in the normal direction of the ground plane when the cleaner body 2 is disposed on the ground plane. Specifically, the swivel axis z is substantially vertical when the cleaner body 2 is disposed on a surface to be cleaned F such as a substantially horizontal floor. The swivel base unit 22 is provided with an upright support unit 18. The base portion 17 houses a secondary battery 23 that supplies power to the main body portion 19. The secondary battery 23 is disposed at a position surrounding the main body 19. Note that the secondary battery 23 may be disposed so as to surround the entire circumference of the main body 19, or may be disposed so as to surround only the side of the main body 19 in the vicinity of the elevation support section 18. Further, the secondary battery 23 may be accommodated in either the base body 21 or the swivel base 22.

  At least three casters 24 (wheels) are provided on the bottom surface of the base body 21. When the cleaner body 2 is arranged on the substantially horizontal surface to be cleaned F, the normal projection position of the center of gravity of the cleaner body 2 with respect to the surface to be cleaned F is a polygon having the respective casters 24 as vertices, for example, casters 24. The three cases are located inside the triangle. Specifically, the caster 24 is disposed in the vicinity of the outer peripheral edge of the bottom surface of the base body 21. Therefore, the cleaner body 2 can perform a stable turning operation and traveling operation on the surface F to be cleaned by the casters 24.

  A body portion 19 is pivotally supported on the elevation support portion 18 so as to be able to be raised and lowered about the elevation axis x. When the vacuum cleaner main body 2 is disposed on a surface to be cleaned F such as a substantially horizontal floor, the elevation axis x is substantially parallel to the surface to be cleaned F.

  The body part 19 can be raised and lowered from the state substantially parallel to one side to the state substantially parallel to the other side with respect to the surface F to be cleaned, which is the ground contact surface of the base part 17, and the swivel base part 22. Thus, it is held so as to be able to turn 360 ° around the normal line of the surface to be cleaned. The main body 19 accommodates a dust separating and collecting part 26 and an electric blower 27. Moreover, the main body handle 28 and the main body exhaust port (illustration omitted) from which the exhaust of the electric blower 27 is discharged are formed in the cleaner body 2.

  The main body 19 has a connection port 2a. When the dust collecting hose 3 is connected to the connection port 2a and the vacuum cleaner main body 2 is routed, the main body 19 is appropriately adjusted with respect to the surface F to be cleaned, which is the ground contact surface of the base 17, by the elevation support unit 18. It is possible to suppress the curvature of the dust collecting hose 3 by raising the body. Specifically, as shown in FIG. 5, the main body portion 19 is appropriately raised following the handling of the dust collection hose 3, and for example, the dust collection hose 3 is pulled in one direction substantially horizontal to the surface to be cleaned. Then, the connection port 2a follows in a substantially horizontal direction (solid arrow A in FIG. 5). Further, when the dust collecting hose 3 is pulled substantially perpendicular to the surface to be cleaned, the main body portion 19 follows the connection port 2a substantially upward (solid arrow B in FIG. 5). Furthermore, when the dust collecting hose 3 is pulled in the other direction substantially horizontal to the surface to be cleaned, the main body 19 follows the connection port 2a in the substantially horizontal direction (solid arrow C in FIG. 5). Furthermore, the main body 19 changes the direction of the connection port 2a as appropriate in accordance with the handling of the dust collection hose 3 within a range in which the main body 19 can be lifted. As a result, the vacuum cleaner 1 is prevented from curving due to the handling of the dust collection hose 3, and can suppress a reduction in suction performance due to the curvature of the dust collection hose 3.

  A locking claw 30 a is formed on the elevation support portion 18, and a locking recess 30 b is formed on the main body portion 19. The locking claw 30a and the locking recess 30b are detachably provided to each other, and constitute a click mechanism 30 that can temporarily fix the main body 19 at a predetermined depression angle or elevation angle. When the latching claw 30a and the latching recess 30b are latched, the click mechanism 30 holds the main body 19 that is supported so as to be raised and lowered by the elevation supporter 18 at an appropriate elevation position. Specifically, the click mechanism 30 can be configured such that when the cleaner body 2 is disposed on a surface to be cleaned F such as a substantially horizontal floor, the connection port 2a of the body portion 19 is temporarily fixed vertically upward.

  When the cleaner body 2 is removed from the electric vacuum cleaner 1 and the cleaner assembly 16 is operated, the electric blower 27 is activated, and a negative pressure is applied to the cleaner body 2. This negative pressure acts on the suction port body 8 from the connection port 2a through the dust collecting hose 3, the hand control tube 4, and the extension tube 7. If it does so, the vacuum cleaner 1 will inhale the dust collected on the to-be-cleaned surface with the air from the suction inlet of the suction inlet body 8, and will clean a to-be-cleaned surface. The dust-containing air sucked into the suction port body 8 is separated into air and dust by the dust separating and collecting part accommodated in the cleaner body 2. The separated dust is collected in a dust separation and collection unit. On the other hand, the separated air is sucked into the electric blower 27 and discharged from the main body exhaust port of the cleaner body 2.

  FIG. 6 is a cross-sectional view illustrating a vacuum cleaner body of the electric vacuum cleaner according to the embodiment of the present invention.

  As shown in FIG. 6, the vacuum cleaner main body 2 of the electric vacuum cleaner 1 includes a base portion 17, a supine support portion 18, and a main body portion 19.

  The base 17 includes a base main body 21 and a swivel base 22.

  The caster 24 of the base body 21 is pivotally supported on a caster shaft 32 provided on the bottom surface of the base body 21. The swivel axis Rc of the caster shaft 32 is in a twisted position with respect to each other without intersecting the axle 24a of the caster 24. Each caster shaft 32 is configured to be parallel to each other. Further, the pivot axis Rc of each caster shaft 32 is substantially perpendicular to the surface to be cleaned F when the base portion 17 is disposed on the surface to be cleaned F such as a substantially horizontal floor.

  The main body 19 includes a connection pipe 33 having a connection port 2 a of the cleaner body 2, a dust separation dust collection part 26 (first dust collection part) communicated with the connection pipe 33, and a dust separation dust collection part 26. The electric blower 27 communicated.

  The open end of the connection pipe 33 is a connection port 2 a of the cleaner body 2. In the connection pipe 33, the central axis c is arranged in any direction along a plane (for example, a cross section of FIG. 6) orthogonal to the elevation axis x. More specifically, the connecting pipe 33 is opened in a direction in which the central axis c is along a plane perpendicular to the elevation axis x and the connection port 2a is away from the elevation axis x. It is arranged at a distant position.

  Further, the main body 19 has a dust disposal connecting pipe part 35 (first connecting part) and an intake connecting pipe part 36 (first connecting part) on one side surface where the depression angle or elevation angle changes, for example, the bottom surface 19a, along with the elevation motion. Two connecting portions).

  The dust disposal connecting pipe portion 35 communicates the inside of the dust separating and collecting portion 26 with the outside of the main body portion 19. The dust disposal connecting pipe part 35 includes a gate valve 37 provided to be openable and closable. The gate valve 37 is urged to be closed.

  The intake connecting pipe portion 36 communicates the upstream side of the electric blower 27 and the outside of the main body portion. The intake connection pipe section 36 includes an air path switching section 38 provided between the dust separation and collection section 26 and the electric blower 27. The air path switching unit 38 includes a switching valve 39. The switching valve 39 urges the inside of the dust separating and collecting part 26 and the upstream side of the electric blower 27 to communicate with each other, while blocking the communication between the upstream of the electric blower 27 and the outside of the main body part 19. Is done.

  Furthermore, the main body 19 includes main body handles 28a and 28b that are arranged on the axis of the elevation axis x. The main body handles 28a and 28b are provided so that the main body portion 19 can be gripped in a state of being substantially parallel to one side and a state of being substantially parallel to the other side with respect to the surface to be cleaned F which is a grounding surface of the base portion 17. It is done. The vacuum cleaner main body 2 can be transported regardless of which direction the main body portion 19 is lifted by the main body handles 28a and 28b. The portability of the cleaner body 2 is improved by the main body handles 28a and 28b.

  7 and 8 are perspective views partially showing an air path switching portion of the cleaner body of the electric vacuum cleaner according to the embodiment of the present invention. FIG. 7 is a view showing the dust separation and collection part side of the air path switching part. FIG. 8 is a diagram showing the electric blower side of the air path switching unit.

  As shown in FIGS. 7 and 8, the air path switching unit 38 of the cleaner body 2 includes a plate-like body part 41 having a first opening 40 that allows the dust separation and collection part 26 and the electric blower 27 to communicate with each other. A slide plate 42 slidably provided on the plate-like body portion 41, a link 43 that is swung by sliding of the slide plate 42, and a switching valve 39 that is swung by swinging of the link 43 are provided.

  The plate-like body portion 41 includes a partition wall 45 having a second opening 44 that allows the upstream side of the electric blower 27 to communicate with the outside of the main body portion 19.

  The switching valve 39 includes a first valve body 39 a that opens and closes the first opening 40 (communication port) and a second valve body 39 b that opens and closes the second opening 44. In the first valve body 39a and the second valve body 39b, when one valve body closes one opening, the other valve body opens the other opening. Specifically, when the first valve body 39 a closes the first opening 40, the second valve body 39 b opens the second opening 44. On the other hand, when the second valve body 39 b closes the second opening 44, the first valve body 39 a opens the first opening 40. The switching valve 39 is urged by an elastic member such as a spring (not shown) in the direction of opening the first opening 40 and closing the second opening 44. At this time, the air path switching unit 38 allows the dust separation and collection unit 26 and the electric blower 27 to communicate with each other, and blocks communication between the upstream side of the electric blower 27 and the outside of the main body 19.

  When the slide plate 42 is pushed inward of the main body 19, the air path switching unit 38 operates the switching valve 39 via the link 43 to close the first opening 40 and open the second opening 44. At this time, the air path switching unit 38 blocks communication between the dust separating and collecting unit 26 and the electric blower 27, and communicates the upstream side of the electric blower 27 and the outside of the main body 19.

  FIG. 9 is a perspective view of the electric vacuum cleaner according to the embodiment of the present invention cut away.

  As shown in FIG. 9, the storage base 10 of the vacuum cleaner 1 includes a dust accumulation unit 47 (second dust collection unit) having a larger volume than the dust separation and collection unit 26 of the vacuum cleaner body 2 and one end. Are provided on the striking column 14, the other end is connected to the dust accumulating portion 47, one end is provided on the striking column 14, and the other end is dust accumulation. The exhaust pipe 49 communicated with the part 47 and the slide mechanism part 51 provided above the mounting part 13 are provided. The storage table 10 also includes a charging mechanism (not shown) that charges the secondary battery 23 of the cleaner body 2.

  The dust accumulation unit 47 is accommodated in the placement unit 13.

  Opening ends 48 a and 49 a that are in contact with one end of the dust suction pipe 48 and the exhaust pipe 49 are arranged in the striking column part 14. The opening end 48 a of the dust suction pipe 48 is formed to be freely detachable from the dust disposal connecting pipe portion 35 of the cleaner body 2. The open end 49a of the exhaust pipe 49 is formed to be freely detachable from the intake connecting pipe portion 36 of the cleaner body 2. The relative positional relationship between the opening end 48a of the dust suction pipe 48 and the opening end 49a of the exhaust pipe 49 is arranged in correspondence with the relative positional relationship between the dust disposal connecting pipe part 35 and the intake connecting pipe part 36. Is done.

  The slide mechanism portion 51 includes a convex portion 51 a formed to protrude from the upper surface 13 a of the placement portion 13. The slide mechanism portion 51 is configured to be able to reciprocate up and down the convex portion 51 a along the inclination of the upper surface 13 a of the placement portion 13. The convex part 51a is formed so as to be detachable in a concave part 17a provided on the bottom surface of the base part 17 of the cleaner body 2.

  When the cleaner body 2 is placed on the upper surface 13 a of the placement portion 13, the charging mechanism electrically connects the storage base 10 and the cleaner body 2. Thereby, the secondary battery 23 is charged. The charging mechanism may be connected by a contact (not shown) provided in each of the cleaner body 2 and the storage base 10, or may be a non-contact type and electrically connected.

  When the cleaner body 2 is transported to the upper surface 13a of the mounting portion 13 and the concave portion 17a of the cleaner body 2 is fitted into the convex portion 51a of the slide mechanism portion 51, the slide mechanism portion 51 is moved by its own weight. To descend the upper surface 13a of the mounting portion 13 and guide the cleaner body 2 to the striking column portion 14.

  When the vacuum cleaner main body 2 approaches the striking column portion 14 and the main body portion 19 of the vacuum cleaner main body 2 is appropriately lifted or swung to take the stored posture, the opening end 48a of the dust suction tube 48 is 2, and the opening end 49 a of the exhaust pipe 49 is joined to the intake connection pipe 36 of the cleaner body 2. At this time, the slide plate 42 of the cleaner body 2 is pushed into the plate-like protrusion 14 a provided on the striking column portion 14, and the switching valve 39 is operated.

  Here, the storage posture of the vacuum cleaner main body 2 may be that the user of the vacuum cleaner 1 holds the main body portion 19 at a predetermined depression angle or elevation angle in a state where the main body portion 19 can be freely raised or raised. The click mechanism 30 of the main body 2 may be used to temporarily fix the main body portion 19 at a predetermined depression angle or elevation angle.

  As a result, the cleaner body 2 is stored in the storage base 10, and the dust separating and collecting part 26 of the cleaner body 2, the dust storage part 47 of the storage base 10, and the electric blower 27 of the vacuum cleaner body Are communicated in series.

  FIG. 10 is a perspective view of the vacuum cleaner according to the embodiment of the present invention, partially cut away.

  As shown in FIG. 10, the storage table 10 includes a slide drive mechanism 53 that transmits a driving force from the pedal 15 to the slide mechanism unit 51. When the pedal 15 is pushed down, the cleaner body 2 is moved by the slide mechanism 51 above the inclination of the upper surface 13a of the mounting portion 13.

  The slide drive mechanism 53 includes a plurality of gears 53a, 53b, 53c, and 53d. The slide mechanism 51 is provided with a rack 51b.

  Next, the cleaning operation of the electric vacuum cleaner 1 according to the present embodiment will be described.

  The user of the vacuum cleaner 1 first removes the vacuum cleaner body 2 from the storage base 10. The user of the vacuum cleaner 1 holds the handle 11 of the dust collecting hose 3 to release the lock between the handle 11 and the striking column portion 14 and steps on the pedal 15 of the storage base 10 to place the mounting portion 13. The upper vacuum cleaner body 2 is detached from the striking column portion 14. Then, the user of the electric vacuum cleaner 1 can easily remove the cleaner main body 2 from the upper surface 13a of the mounting portion 13.

  Next, the user of the vacuum cleaner 1 arranges the suction port body 8 on the surface to be cleaned F such as the floor surface, and grips the grip portion 5 and operates the start switch 6b. Then, the electric blower 27 operates according to the operation mode set by the start switch 6b.

  Next, the user of the vacuum cleaner 1 operates the grip portion 5 and travels through the suction port body 8.

  At this time, for example, when the user of the vacuum cleaner 1 repeatedly operates the grip portion 5 back and forth to clean the surface to be cleaned F, the hand operation tube 4, the extension tube 7, and the suction port body 8 are moved back and forth. Reciprocate. At the same time, the main body 19 of the vacuum cleaner main body 2 is moved up and down around the up / down axis x of the up / down support section 18 following the curvature of the dust collecting hose 3. The same applies to the case where the user of the vacuum cleaner 1 repeatedly operates the grip portion 5 up and down to clean the surface to be cleaned F such as a wall. Further, when the user of the vacuum cleaner 1 suddenly changes the traveling direction and pulls the grip portion 5, the cleaner body 2 follows the curvature of the dust collecting hose 3 by the swivel base portion 22 or the casters 24. And swivel. Furthermore, when the user of the electric vacuum cleaner 1 moves the place to be cleaned and pulls the grip portion 5, the vacuum cleaner body 2 is moved to the dust collecting hose 3 by the elevation support portion 18, the swivel base portion 22, and the caster 24. In accordance with the curvature of the body, the body is lifted and swung, and travels on the surface F to be cleaned.

  Dust on the surface to be cleaned F is sucked into the suction port of the suction port body 8 together with air. The dust-containing air sucked into the suction port body 8 sequentially passes through the extension tube 7, the hand control tube 4, and the dust collecting hose 3, and then passes through the connection port 2 a of the cleaner body 2 and flows into the cleaner body 2. Sucked inside.

  The dust-containing air sucked into the cleaner body 2 is guided to the dust separation and dust collection unit 26. Here, the dust-containing air is separated into air and dust by the dust separation and collection unit 26. The separated dust is collected by the dust separation and collection unit 26. On the other hand, the separated air is sucked into the electric blower 27, exhausted while cooling the electric blower 27, and further exhausted from the main body exhaust port to the outside of the cleaner main body 2.

  The user of the electric vacuum cleaner 1 operates the off switch 6a when cleaning is completed. Then, the electric blower 27 stops.

  Next, the user of the vacuum cleaner 1 transports the vacuum cleaner assembly 16 to the vicinity of the storage table 10, holds the handle 11 provided on the dust collection hose 3, and lifts the vacuum cleaner body 2.

  At this time, the main body 19 of the vacuum cleaner main body 2 is raised and the connection port 2a to which the dust collecting hose 3 is connected faces upward.

  Next, the user of the vacuum cleaner 1 conveys the vacuum cleaner body 2 above the mounting portion 13 and fits the concave portion 17 a of the vacuum cleaner body 2 to the convex portion 51 a of the storage base 10.

  Then, the cleaner body 2 moves down the upper surface 13a of the mounting portion 13 while sliding the slide mechanism portion 51, and brings the cleaner body 2 close to the striking column portion 14.

  Next, the user of the electric vacuum cleaner 1 holds the handle 11 and raises or turns the main body portion 19 to appropriately place the vacuum cleaner main body 2 in the storage posture. Then, the opening end 48 a of the dust suction pipe 48 is joined to the dust disposal connecting pipe portion 35 of the cleaner body 2, while the opening end 49 a of the exhaust pipe 49 is joined to the suction connecting pipe portion 36 of the cleaner body 2. Combined. At this time, the slide plate 42 of the cleaner body 2 is pushed into the plate-like protrusion 14 a provided on the striking column portion 14, and the switching valve 39 is operated.

  As a result, the cleaner body 2 is stored in the storage base 10, and the dust separating and collecting part 26 of the cleaner body 2, the dust storage part 47 of the storage base 10, and the electric blower 27 of the vacuum cleaner body Are communicated in series.

  Thereafter, the vacuum cleaner 1 operates the electric blower 27 for a required time. When the electric blower 27 is operated, the dust accumulated in the dust separation and collection unit 26 is guided to the dust accumulation unit 47 through the dust suction pipe 48 together with air. The dust-containing air guided to the dust accumulation unit 47 is separated into air and dust by the dust accumulation unit 47. The separated dust is collected in the dust accumulation unit 47. On the other hand, the separated air is sucked into the electric blower 27 through the exhaust pipe 49, exhausted while cooling the electric blower 27, and further exhausted from the main body exhaust port to the outside of the cleaner main body 2.

  According to the vacuum cleaner 1 configured as described above, when the vacuum cleaner body 2 is placed on the storage base 10, first, the weight of the vacuum cleaner body 2 is deposited in the storage base 10, and thereafter, the vacuum cleaner body 2. 2, the dust separation and collection unit 26 of the main body 19 and the dust accumulation unit 47 can be communicated with each other with a sufficiently small force. Accordingly, the operation of placing the cleaner body 2 on the storage base 10 and the operation of communicating the dust separating and collecting part 26 and the dust accumulating part 47 can be performed independently of each other. The dust disposal connecting pipe part 35, the intake connecting pipe part 36, the dust suction pipe 48 and the exhaust pipe 49 of the storage base 10 can be reliably connected.

  Further, according to the vacuum cleaner 1, the elevating support portion 18, the swivel base portion 22, and the casters 24 can improve the lightness of the handling of the cleaner body 2, and the dust disposal connection pipe portion 35 and the intake connection pipe. The dust separating and collecting part 26 and the dust accumulating part 47 can be surely communicated with each other while the main body part 19 provided with the part 36 is raised or turned.

  Furthermore, according to the vacuum cleaner 1, the dust accumulated in the vacuum cleaner main body 2 is collected again in the storage base 10 every time the vacuum cleaner main body 2 is placed on the storage base 10. Thereby, the dust collection performance of the cleaner assembly 16 can be maintained over a long period of time.

  According to the vacuum cleaner 1 according to the present embodiment, the handling of the cleaner body 2 is light, the detachability between the storage base 10 and the cleaner body 2 can be stabilized, and the dust collection performance of the cleaner body 2 is long-term. Maintenance is possible.

The perspective view which showed the external appearance of the accommodation state of the vacuum cleaner which concerns on embodiment of this invention. The perspective view which showed the external appearance of the use condition of the vacuum cleaner which concerns on embodiment of this invention. The front view of the vacuum cleaner main body of the vacuum cleaner which concerns on embodiment of this invention. The top view of the cleaner body of the vacuum cleaner concerning the embodiment of the present invention. The side view of the vacuum cleaner main body of the vacuum cleaner which concerns on embodiment of this invention. Sectional drawing which showed the cleaner body of the vacuum cleaner which concerns on embodiment of this invention. The perspective view which showed partially the air-path switching part of the cleaner body of the vacuum cleaner which concerns on embodiment of this invention. The perspective view which showed partially the air-path switching part of the cleaner body of the vacuum cleaner which concerns on embodiment of this invention. The perspective view which notched and showed the vacuum cleaner which concerns on embodiment of this invention. The perspective view which notched and showed the accommodating part of the vacuum cleaner which concerns on embodiment of this invention partially.

Explanation of symbols

DESCRIPTION OF SYMBOLS 1 Electric vacuum cleaner 2 Vacuum cleaner main body 2a Connection port 3 Dust collection hose 4 Hand operation tube 5 Grasping part 6 Operation part 6a Off switch 6b Start switch 7 Extension pipe 8 Suction port body 10 Storage stand 11 Handle 13 Mounting part 13a Upper surface 14 Contact pillar portion 14a Protrusion 15 Pedal 16 Vacuum cleaner assembly 17 Base portion 17a Recess portion 18 Lifting support portion 19 Main body portion 19a Bottom surface 21 Base portion 22 Swivel base 23 Secondary battery 24 Caster 24a Axle 26 Dust separation and dust collection portion 27 Electric blower 28 Main body handle 30 Click mechanism 30a Locking claw 30b Locking recess 32 Caster shaft 33 Connecting pipe 35 Dust disposal connecting pipe part 36 Intake connecting pipe part 37 Gate valve 38 Air path switching part 39 Switching valve 39a First valve body 39b Second valve Body 40 First opening 41 Plate-like body portion 42 Slide plate 43 Link 44 Second opening 45 Partition wall 47 Dust accumulation portion 48 Dust-absorbing tube 48a Open end 49 Exhaust pipe 49a Open end 51 Slide mechanism 51a Convex 51b Rack 53 Slide drive mechanism 53a Gear

Claims (5)

A flexible dust collecting hose;
A vacuum cleaner body to which the dust collecting hose is connected;
A storage stand on which the vacuum cleaner body can be placed;
The vacuum cleaner body is
A base disposed on the surface to be cleaned;
An elevation support portion provided on the base and having an elevation axis;
A body portion pivotally supported so as to be able to be raised and lowered about the elevation axis;
A first dust collecting part provided in the main body part;
An electric blower housed in the main body portion and communicated with the first dust collecting portion;
A first connecting portion communicated with the first dust collecting portion and closed so as to be freely opened and closed;
A second connecting portion communicated with the electric blower and closed so as to be freely opened and closed;
A switching valve that is provided between the first dust collecting part and the electric blower, and closes the communication port between the first dust collecting part and the electric blower when the second connecting part is opened. With
The storage table is
A mounting portion of the vacuum cleaner body;
A second dust collecting part provided in the mounting part,
A dust suction pipe formed to be detachable from the first connecting portion and communicated with the second dust collecting portion;
An exhaust pipe that is communicated with the second dust collecting portion and is formed to be detachable from the second connecting portion;
When the vacuum cleaner main body is placed on the mounting portion and the main body portion is appropriately lifted, the first connection portion is connected to the dust suction tube, and the second connection portion is connected to the exhaust pipe. An electric vacuum cleaner characterized by being configured. The mounting surface of the mounting portion is formed to be inclined,
The vacuum cleaner according to claim 1, wherein the dust suction pipe and the exhaust pipe are disposed on a lower end side of the mounting portion. The placement section is
The mounting portion includes a slide mechanism having a convex portion,
The base is provided with a recess on its bottom surface,
The electric vacuum cleaner according to claim 2, wherein the concave portion is fitted into the convex portion, and the vacuum cleaner main body can be guided along the slope. The placement section is
Pedal,
A slide drive mechanism that transmits a driving force from the pedal to the slide mechanism unit,
4. The electric vacuum cleaner according to claim 3, wherein when the pedal is operated, the vacuum cleaner body is movable above the inclination of the mounting portion. The vacuum cleaner according to claim 1, wherein the dust collecting hose includes an upright grip portion disposed in the vicinity of the connection port.

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