JP2010104583A - Upright vacuum cleaner - Google Patents

Abstract

<P>PROBLEM TO BE SOLVED: To provide an upright vacuum cleaner which can be housed by being propped without falling down. <P>SOLUTION: The upright vacuum cleaner is provided with an elongate and cylindrical vacuum cleaner body including a dust collection filter inside, a suction opening body mounted to the lower end of the vacuum cleaner body, and a handle provided at an extension member extending from the upper end of the vacuum cleaner body. On the back surface of the cleaner body, a plane surface section is provided. <P>COPYRIGHT: (C)2010,JPO&INPIT

Description

  The present invention relates to an upright type vacuum cleaner, and more particularly to an upright type vacuum cleaner provided with a flat surface on the back surface of a main body case.

  Conventionally, a canister type and an upright type are mainly used for a vacuum cleaner.

  The canister type vacuum cleaner includes a dust collection chamber, a vacuum cleaner main body that applies a suction negative pressure to the dust collection chamber, and a dust collection hose connected to the vacuum cleaner main body so that one end portion thereof communicates with the dust collection chamber. A hand-operated pipe provided at the other end of the dust collecting hose, an extension pipe detachably connected to the hand-operated pipe, and a suction port body detachably connected to the extension pipe. Yes.

  On the other hand, the upright type vacuum cleaner communicates with the dust collection chamber provided in the vertical vacuum cleaner body, and is provided with a suction port at the lower end portion of the vacuum cleaner body, and in the vicinity of the upper end portion of the vacuum cleaner body. A grip portion is provided, and a handle extending from the upper end portion of the cleaner body is provided (see, for example, Patent Document 1).

  The upright type vacuum cleaner described in Patent Document 1 is generally stored while leaning against a wall or the like of a corner of a room when not in use.

  However, at the time of storage, the gripping portion or the handle, which has an arc shape and has a small surface area, is brought into contact with the wall or the like to support the vacuum cleaner. .

Therefore, the vacuum cleaner stood and stored easily falls.
Japanese Patent Laid-Open No. 4-12717

  The present invention has been made in consideration of the above-described circumstances, and an object thereof is to provide an upright type vacuum cleaner that can be stowed and stored without falling.

  In order to achieve the above-mentioned object, an upright type vacuum cleaner according to the present invention includes an elongated cylindrical vacuum cleaner body provided with a dust collecting filter therein, and a suction port body attached to a lower end portion of the vacuum cleaner body. And an upright type electric vacuum cleaner comprising a handle provided on an extension member extending from the upper end of the vacuum cleaner body, wherein a flat portion is provided on the back surface of the vacuum cleaner body.

  The upright type vacuum cleaner according to the present invention can provide an upright type vacuum cleaner that can be stood and stored without falling.

  An upright type vacuum cleaner according to an embodiment of the present invention will be described with reference to the drawings.

  FIG. 1 is a perspective view of a front side of an upright type vacuum cleaner according to an embodiment of the present invention, and FIG. 2 is a conceptual diagram showing a side surface of the vacuum cleaner.

  As shown in FIGS. 1 and 2, an upright type vacuum cleaner 1 according to an embodiment of the present invention includes a cleaner body 2. The vacuum cleaner main body 2 includes an elongated cylindrical main body case 3, and the main body case 3 includes a front case 4 and a rear case 5. A pipe fitting hole 4 a that opens upward is formed in the upper end portion of the front case 4, and a container housing recess 6 that opens to the front side and side is formed in the middle portion of the front case 4 in the vertical direction.

  A dust collecting container 7 is detachably attached to the container housing recess 6. The dust collection container 7 has a dust collection chamber 7a, and the dust collection chamber 7a communicates with the suction port 10a of the electric blower 10 through a fine dust filter 9 such as a net filter 8 or a pleat filter. As a result, the suction negative pressure of the electric blower 10 acts on the dust collection chamber 7 a via the fine dust filter 9 and the net filter 8.

  Further, a suction pipe 11 extending vertically is disposed in the main body case 3.

  The suction pipe 11 has a lower suction pipe portion 12 and an upper suction pipe portion 13. The lower suction pipe 11 includes a front and rear pipe portion 12a extending in the front-rear direction and a vertical pipe portion 12b bent downward from the rear end of the front and rear pipe portion 12a. The front ends of the front and rear pipe portions 12 a communicate with the dust collection chamber 7 a of the dust collection container 7 when the dust collection container 7 is attached to the container housing recess 6.

  Further, the lower end portion of the vertical pipe portion 12 b is fixed to the lower end portion of the main body case 3 and is opened at the lower end of the main body case 3. Furthermore, the lower end portion of the upper suction pipe portion 13 is connected to the vicinity of the front end portion of the front and rear pipe portion 12a.

  A suction port body 14 is disposed below the main body case 3. The suction port body 14 includes a suction port main body 15 and a connection pipe 16 that is attached to a rear edge portion of the suction port main body 15 so as to be able to tilt up and down. The connection pipe 16 is detachably fitted and connected to the lower end portion of the vertical pipe portion 12b.

  In addition, a suction chamber 17 is formed in the suction port body 15, and a suction opening 17 a of the suction chamber 17 is opened on the lower surface of the suction port body 15. The suction chamber 17 communicates with the connection pipe 16 via a suction air passage 18.

  A shutter 19 is integrally attached to the lower end portion of the connection pipe 16. The shutter 19 allows the suction air passage 18 and the connection pipe 16 to communicate with each other when the connection pipe 16 is inclined rearward, and disconnects the communication between the suction air passage 18 and the connection pipe 16 when the connection pipe 16 is erected. It is supposed to be.

  Further, one end of the dust collecting hose 20 is connected to the upper suction pipe portion 13. A hand operating pipe 21 provided with a handle 21 a is connected and fixed to the other end of the dust collecting hose 20 as a hand operating section, and an extendable pipe 22 that can be expanded and contracted is attached to the hand operating pipe 21. The extension pipe 22 includes a large-diameter suction pipe 23 and a small-diameter suction pipe 25 that can be appropriately expanded and contracted by releasing a lock release button 24 provided on the large-diameter suction pipe 23.

Large径吸write pipe 23 includes a large-diameter pipe portion 23a, a small diameter pipe portion 23b provided continuously to the other end 23a ₂ opposite to the end portion 23a ₁ of the large-diameter pipe portion 23a. The large-diameter suction pipe 23 is attached to the hand operation pipe 21 by detachably fitting the small diameter pipe portion 23 b to the hand operation pipe 21. A clearance nozzle 26 is detachably provided on the small diameter suction pipe 25.

  Further, a hand brush 27 is provided between the hand operation pipe 21 and the extension pipe 22 so as to be attached to the hand operation pipe 21.

  As shown in FIG. 3, the rear case 5 has a substantially circular flat cord on the back surface, which is a flat portion of the present invention and accommodates a cord reel 32 (FIG. 2) that winds the cord 31 having the power plug 30. A reel housing portion 33 is provided in a bulging manner. Further, a pipe housing portion 34 that is connected to the cord reel housing portion 33 at the same height and accommodates the substantially rectangular parallelepiped vertical pipe portion 12b (FIG. 2) bulges out. Provided.

  Since the cord reel 32 is accommodated in the cord reel accommodating portion 33 that bulges out, the height and / or diameter of the cord reel 32 can be increased, the cord winding capacity can be increased, and the length of the cord 31 to be wound. Can be lengthened.

  The wheel 35 provided at the rear end of the suction port body 15 does not protrude rearward from the cord reel accommodating portion 33.

  Further, a cord winding button 36 is provided on the upper side surface of the cord reel housing portion 33, and a suction port body attaching / detaching button 37 is provided on the lower side of the pipe housing portion 34.

  By pressing the cord take-up button 36, the cord reel 32 biased to rotate in the direction in which the cord 31 is always taken up by a spring coil (not shown) is rotated.

  Further, as shown in FIG. 1, a main body switch 38 is provided at the joint portion of the front case 4 and the rear case 5, and an extension tube attaching / detaching button 39 is provided on the upper surface of the front case 4.

  Further, a plug housing portion 41 is provided on the back surface of the rear case 5 in the vicinity of the cord lead-out hole 40, and an exhaust hole 42 is provided below the plug housing portion 41. A grip 43 for moving the cleaner body 2 is provided above the portion 33.

  As shown in FIGS. 4 and 5, the dust collection container 7 is detachably mounted in the container housing recess 6, and the net filter 8 and the fine dust filter 9 close the bottom of the dust collection chamber 7 a during normal attachment / detachment. It functions as a bottom lid that is attached to the dust collection container 7 so that the bottom of the dust collection chamber 7a can be opened downward when the dust is discarded.

  In the present embodiment, the cord reel accommodating portion and the pipe accommodating portion have the same height. However, the cord reel accommodating portion may be made higher than the pipe accommodating portion, and as shown in FIG. As a modified example of the reel accommodating portion, the cord reel accommodating portion 33A may be provided with irregularities 33a that increase the frictional resistance, and the irregularities 33a may have a rectangular cross section shown in FIG. 7 or a triangular shape shown in FIG.

  Next, the usage method of the upright type vacuum cleaner of this embodiment is demonstrated.

For example, when cleaning the floor surface, as shown in FIGS. 1 to 3, the cord 31 is pulled out from the cord reel 32 and the power plug 30 is inserted into a power outlet.

  The lock release button 24 is released, the small diameter suction pipe 25 is expanded and contracted, and the handle 21a is adjusted to a desired height.

  Thereafter, the body switch 38 is turned on, and the electric blower 10 is rotated to generate a negative pressure.

  Then, hold the handle 21a and tilt the vacuum cleaner body 2 slightly backward.

  The shutter 19 provided in the suction air path 18 of the suction port body 14 opens the suction air path 18 by tilting the cleaner body 2 backward.

  By opening the shutter 19, the fine dust filter 9, the net filter 8, the dust collection chamber 7 a, the front and rear pipe parts 12 a, the vertical pipe part 12 b, the connection pipe 16, the suction air passage 18 of the suction port body 14 facing the floor, and the suction A negative pressure is generated in the suction opening 17 a through the chamber 17.

  When the handle 21a is moved forward or backward, the suction port body 14 is moved forward or backward, and the dust accumulated on the floor is collected together with air from the suction opening 17a in a flow path opposite to the negative pressure action. The air is sucked into the dust chamber 7 a and is removed by the net filter 8 and the fine dust filter 9.

  The dust-removed air is discharged out of the main body case 3 from the exhaust hole 42 via the electric blower 10.

  On the other hand, when cleaning the gap of furniture, etc., as shown in FIGS. 1 to 3, the cord 31 is pulled out from the cord reel 32 and the power plug 30 is inserted into a power outlet.

  The upright type vacuum cleaner 1 is kept in an independent state. In the self-standing state of the upright type vacuum cleaner 1, the shutter 19 provided in the suction air passage 18 of the suction port body 14 closes the suction air passage 18.

  The small-diameter suction pipe 25 to which the gap nozzle 26 is attached is removed from the cleaner body 2.

  Thereafter, the body switch 38 is turned on, and the electric blower 10 is rotated to generate a negative pressure.

  The clearance nozzle 26 becomes negative pressure through the fine dust filter 9, the net filter 8, the dust collection chamber 7 a, the dust collection hose 20, the hand operation pipe 21, the large diameter suction pipe 23 and the small diameter suction pipe 25.

  Using this negative pressure, the skimmer nozzle 26 is moved forward or backward, and dust accumulated in the gaps of the furniture and the like is sucked into the dust collecting chamber 7a from the skimmer nozzle 26 together with air through a flow path opposite to the negative pressure action. Rarely, the dust is removed by the net filter 8 and the fine dust filter 9.

  The dust-removed air is discharged out of the main body case 3 from the exhaust hole 42 via the electric blower 10.

  When cleaning a desk or the like, the hand brush 27 is used for cleaning in the same procedure as when using a clearance nozzle.

  When the dust is collected in the dust collecting chamber 7a, the net filter 8, and the fine dust filter 9 as shown in FIGS. 4 and 5, the dust collecting container 7 is taken out from the container housing recess 6, and the dust collecting chamber is collected. The bottom of 7a is opened downward, and the dust accumulated in the dust collection chamber 7a, the net filter 8, and the fine dust filter 9 is discarded. After discarding the dust, the dust collecting container 7 is accommodated again in the container accommodating recess 6.

  After the cleaning is completed, the upright type vacuum cleaner 1 is brought to the corner of the room as shown in FIG. 9, and a substantially circular flat cord reel housing portion 33 provided on the back surface of the cleaner body 2 is in contact with the wall. In the state, the upright type vacuum cleaner 1 is made to stand on its own or stood against the wall.

  At this time, the wheel 35 provided at the rear end of the suction port main body 15 does not protrude rearward from the cord reel housing portion 33, so that the cord reel housing portion 33 comes into contact with the wall without fail.

  The upright type vacuum cleaner 1 has a substantially circular plane-shaped cord reel accommodating portion 33 in contact with the wall, so that it can stand on its own without falling down or can be stood against the wall.

  Further, by providing the cord reel accommodating portion 33A with the unevenness 33a that increases the frictional resistance, the friction between the wall and the cord reel accommodating portion 33A is increased, and the upright-type vacuum cleaner 1 is prevented from falling over more reliably. Can do.

  Furthermore, since the cord reel accommodating portion 33 is provided so as to bulge out from the rear case 5, the height and / or diameter of the cord reel 32 can be increased, the cord winding capacity can be increased, and the length of the cord 31 to be wound is increased. The length can be increased.

  In the present embodiment, the power supply cord is used to supply power to the electric blower, and the cord reel around which the power cord is wound is stored in the cord reel storage portion that is a flat portion. In the upright type vacuum cleaner that supplies power to the blower, the secondary battery may be accommodated in the flat portion. Thereby, the accommodating part of a secondary battery is ensured and size reduction of a vacuum cleaner main body can be achieved.

  According to the upright type vacuum cleaner of the present embodiment, an upright type vacuum cleaner that can be stowed and stored without falling is realized.

The perspective view of the front side of the upright type vacuum cleaner which concerns on one Embodiment of this invention. The key map showing the side of the upright type vacuum cleaner concerning one embodiment of the present invention. The perspective view of the back side of the upright type vacuum cleaner concerning one embodiment of the present invention. The perspective view which shows the taking-out state of the dust container of the upright type vacuum cleaner which concerns on one Embodiment of this invention. The perspective view which shows the state which throws away the dust of the dust container of the upright type vacuum cleaner which concerns on one Embodiment of this invention. The perspective view of the modification of the plane part provided in the upright type vacuum cleaner which concerns on one Embodiment of this invention. Sectional drawing which shows the rectangular unevenness | corrugation along the AA line of FIG. Sectional drawing which shows the triangular unevenness | corrugation along the AA line of FIG. The perspective view which shows the accommodation state of the upright type | mold vacuum cleaner which concerns on one Embodiment of this invention.

Explanation of symbols

DESCRIPTION OF SYMBOLS 1 Upright type vacuum cleaner 2 Vacuum cleaner main body 3 Main body case 4 Front case 4a Pipe fitting hole 5 Rear case 6 Container storage recessed part 7 Dust collection container 7a Dust collection chamber 8 Net filter 9 Fine dust filter 10 Electric blower 10a Suction port DESCRIPTION OF SYMBOLS 11 Suction pipe 12 Lower suction pipe part 12a Front and rear pipe part 12b Vertical pipe part 13 Upper suction pipe part 14 Suction port body 15 Suction port main body 16 Connection pipe 17 Suction chamber 17a Suction opening 18 Suction air path 19 Shutter 20 Dust collection hose 21 Hand Operation pipe 21a Handle 22 Extension pipe 23 Large-diameter suction pipe 23a Large-diameter pipe portion 23a ₁ One end portion 23a ₂ Other end portion 23b Small-diameter pipe portion 24 Lock release button 25 Small-diameter suction pipe 26 Clearance nozzle 27 Hand brush 30 Power plug 31 Cord 32 Cord Reel 33 Code reel receiving portion 33a Concavity and convexity 33A Cord reel accommodating portion 34 Pipe accommodating portion 35 Wheel 36 Cord take-up button 37 Suction port attaching / detaching button 38 Main body switch 39 Extension pipe attaching / detaching button 40 Cord drawing hole 41 Plug accommodating portion 42 Exhaust hole 43 Handle

Claims (2)

A vacuum cleaner main body with a dust collection filter inside, a suction port attached to the lower end of the vacuum cleaner main body, and a handle provided on an extension member extending from the upper end of the vacuum cleaner main body In an upright type vacuum cleaner with
An upright type electric vacuum cleaner, wherein a flat portion is provided on a back surface of the main body of the vacuum cleaner. The upright type electric vacuum cleaner according to claim 1, wherein the flat portion is provided with unevenness for increasing frictional resistance.

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