JP2006149728A - Vacuum cleaner - Google Patents

Abstract

<P>PROBLEM TO BE SOLVED: To provide a vacuum cleaner having a handle capable of being grasped in an easy posture and prevented from disturb storage of a cleaner body. <P>SOLUTION: The vacuum cleaner has the cleaner body 11 having a connecting port 11A to connect a dust hose 12 in the front and a first handle 22 provided in the cleaner body 11 or the insertion opening 11A of the dust hose 12 and having a prescribed height. A second handle 30 is turnably provided in the cylinder portion 25 of the first handle 22. <P>COPYRIGHT: (C)2006,JPO&NCIPI

Description

  The present invention relates to a vacuum cleaner in which a first handle having a predetermined height is provided at an insertion port of a vacuum cleaner body or a dust collecting hose.

  Conventionally, the vacuum cleaner shown in FIG. 10 is known (see, for example, Patent Document 1).

Such a vacuum cleaner is attached to and detached from a vacuum cleaner main body 1, a dust collecting hose 3 detachably connected to a connection port 2 of the vacuum cleaner main body 1, and a hand operating unit 4 provided at the tip of the dust collecting hose 3. An extension pipe 5 that is freely connected and a suction port body 6 that is detachably connected to the tip of the extension pipe 5 are provided. A handle 7 is provided in the vicinity of the connection port 2 of the cleaner body 1 so that the cleaner body 1 can be easily carried.
Japanese Patent Laid-Open No. 2000-201886

  However, in such a vacuum cleaner, since the handle 7 is low in height, there is a problem that the user must bend the posture greatly when holding the handle 7. In addition, when the height of the handle 7 is increased, problems such as obstruction when the cleaner body 1 is stored occur.

  An object of the present invention is to provide a vacuum cleaner that can have a handle in an easy posture and that does not obstruct the handle when the vacuum cleaner main body is stored.

In order to achieve the above object, the invention of claim 1 is provided in a cleaner body having a connection port for connecting a dust collecting hose to a front portion thereof, and provided in a port of the cleaner body or the dust collecting hose, and In a vacuum cleaner comprising a first handle having a height,
A second handle is rotatably provided at a grip portion of the first handle.

  According to the present invention, since the second handle is rotatably provided at the grip portion of the first handle, the second handle is rotated to a position higher than the upper end of the first handle. By moving it, the grip portion of the second handle can be held in an easy posture. Further, by rotating the second handle and moving the grip portion of the second handle to a position lower than the upper end of the first handle, the cleaner main body can be accommodated without the second handle getting in the way.

  Hereinafter, the Example which is embodiment of the vacuum cleaner concerning this invention is described based on drawing.

  A vacuum cleaner 10 shown in FIG. 1 includes a vacuum cleaner main body 11, a dust collecting hose 12 having one end detachably connected to a connection port 11A of the vacuum cleaner main body 11, and a hand operation tube 13 provided at the other end. The extension tube 14 is detachably connected to the hand operation tube 13, and the suction port body 15 is detachably connected to the distal end portion of the extension tube 14. The operation tube 13 is provided with an operation unit 13A, and the operation unit 13A is provided with a plurality of operation switches 13a.

  A dust collection chamber (not shown) is formed in the cleaner body 11, and a dust collection filter (not shown) is detachably attached to the dust collection chamber. In addition, an electric blower (not shown) for sucking dust into the dust collecting chamber is provided in the cleaner body 11.

  As shown in FIG. 2, an insertion tube (insertion port) 16 is connected to the other end of the dust collection hose 12, and a cylindrical cover 17 is provided at the rear of the insertion tube 16. A case member 18 is attached to a side surface of the insertion tube 16, and a hook F and an operation unit 19 for immersing the hook F in the case member 18 are provided on the case member 18. A handle unit 20 is detachably attached to the cylindrical cover 17.

  As shown in FIG. 3, the handle unit 20 includes a cylindrical base 21 that is detachably fitted to the outer periphery of the cylindrical cover 17 of the dust collecting hose 12, and a first handle that extends upward from the cylindrical base 21. 22 and a second handle 30 attached to the upper portion of the first handle 22 so as to be rotatable. A guide portion 21G having a U-shaped cross section extending in the axial direction is provided on a side portion of the cylindrical base portion 21.

  The guide portion 21G prevents the hook F of the insertion tube 16 and the operation portion 19 from hitting the cylindrical base portion 21 when the insertion tube 16 is inserted into the cylindrical base portion 21 and the cylindrical base portion 21 is attached to the cylindrical cover 17. It is a thing.

  The first handle 22 includes a pair of first arm portions 24, 24 extending upward from both side surfaces of the cylindrical base portion 21, and a cylindrical portion (grip portion) 25 connecting the upper portions of the first arm portions 24, 24. Have. As shown in FIG. 4, step portions 25 a and 25 b are formed in openings at both ends of the cylindrical portion 25. Further, as shown in FIG. 3, a protrusion 21 </ b> T is provided at the bottom of the cylindrical base 21 so that the cleaner body 11 can be carried by hooking a finger.

  When the cylindrical base portion 21 of the first handle 22 is attached to the cylindrical cover 17 of the dust collecting hose 12, the height of the cylindrical portion 25 of the first handle 22 is slightly lower than the height of the cleaner body 11 as shown in FIG. The position is set.

  As shown in FIG. 3, the second handle 30 includes a pair of shaft portions 31 and 32 that are rotatably inserted into the cylindrical portion 25 of the first handle 22, and an upper portion from the end portions of the shaft portions 31 and 32. And a pair of connecting members 35A, 35B extending in the direction opposite to each other in parallel with the shaft portions 31, 32 from the tip ends of the second arm portions 33, 34. Have. The connecting members 35 </ b> A and 35 </ b> B are connected to each other by screws (not shown) to form a grip portion 35.

  As shown in FIG. 5, the shaft portion 31 is formed with a plurality of protrusions 31 a extending in the axial direction at equal intervals in the circumferential direction, and an O-ring 37 is attached to the right end portion (in FIG. 5) of the shaft portion 31. A cylindrical receiving portion 31A is formed. A flange portion 31B is formed on the right side of the receiving portion 31A, and an O-ring 37 is sandwiched between the flange portion 31B and the step portion 25a of the first handle 22 as shown in FIG.

  On the left side of the shaft hole 31H of the shaft portion 31, a wall 31K having a female screw portion 31m is provided. Further, the opening 31D on the left side of the wall 31K is formed to have a larger diameter than the shaft hole 31H.

  As shown in FIG. 6, the shaft portion 32 is formed with a plurality of protrusions 32a extending in the axial direction at equal intervals in the circumferential direction, and an O-ring 38 is attached to the left end portion (in FIG. 4) of the shaft portion 32. A cylindrical receiving portion 32A is formed. A flange portion 32B is formed on the left side of the receiving portion 32A, and an O-ring 38 is sandwiched between the flange portion 32B and the step portion 25b of the first handle 22 as shown in FIG.

  A protrusion 32T to be inserted into the opening 31D of the shaft 31 is formed at the right end (tip) of the shaft 32, and a screw hole 32Ta through which the screw P is passed is formed in the protrusion 32T. As shown in FIG. 4, the protrusion 32T of the shaft portion 32 is inserted into the opening 31D of the shaft portion 31, the screw P is passed through the screw hole 32Ta of the protrusion 32T, and the wall of the shaft portion 31 is inserted. It is screwed into the 31K female thread portion 31m. By screwing the screw P, the shaft portion 31 and the shaft portion 32 are fixed, and the shaft portions 31 and 32 can be integrally rotated within the cylindrical portion 25 of the first handle 22.

  The pressing force of the O-ring 38 that is pressed by the flange portions 31B and 32B of the shaft portions 31 and 32 and the step portions 25a and 25b of the first handle 22 is adjusted by the tightening of the screws P, whereby the shaft portions 31 and 32 are adjusted. A predetermined frictional force is obtained with respect to the cylindrical portion 25 of the first handle 22. For this reason, by adjusting the tightening degree of the screw P in advance, the second handle 30 can be rotated to an arbitrary angle with respect to the first handle 22 and stopped at the arbitrary angle. .

  When the second handle 30 is rotated to the position shown in FIGS. 7 and 9A and extended upward in a substantially straight line with respect to the first handle 22, the second handle 30 is gripped from the floor surface Y. The height to the portion 35 is set to 370 mm. Further, as shown in FIGS. 8 and 9B, when the cleaner body 11 is set up with the rear part of the cleaner body 11 facing down and the second handle 30 is extended upward, the floor surface Y The height of the second handle 30 to the grip portion 35 is set to 510 mm. In this case, the height (length) of the cleaner body 11 is set to 290 mm.

  As shown in FIGS. 7 and 9A, when the height from the floor surface Y to the grip portion 35 of the second handle 30 is set to 370 mm, the cleaner body 11 is moved during cleaning. The user can hold the grip portion 35 of the second handle 30 without bending the posture greatly.

  Further, as shown in FIG. 1, if the second arm portions 33, 34 of the second handle 30 are rotated to a position overlapping the first arm portions 24, 24 of the first handle 22, the cylinder of the first handle 22 Since the part 25 is at a lower position than the cleaner body 11, the cleaner body 11 can be accommodated without the first and second handles 22 and 30 getting in the way.

  In order to rotate the second handle 30 shown in FIG. 7 to the position shown in FIG. 1, the insertion tube 16 of the dust collecting hose 22 is removed from the connection port 11 </ b> A of the cleaner body 11.

  Further, as shown in FIGS. 8 and 9B, the height from the floor surface Y to the grip portion 35 of the second handle 30 is set to 510 mm, which is not so large, so that the grip of the second handle 30 is achieved. When the portion 35 is held, the space between the rear end portion of the cleaner body 11 and the floor surface Y is secured at a predetermined height. For this reason, when climbing the stairs with the cleaner body 11, the lower part of the cleaner body 11 does not hit the stairs.

  Further, since the cylindrical portion 25 of the first handle is in front of the position of the center of gravity of the cleaner body 11, the cleaner body 11 is lifted by holding the grip portion 35 of the second handle 30 as shown in FIG. If it goes, the shaft parts 31 and 32 of the second handle 30 will rotate with respect to the cylindrical part 25 of the first handle 22, and the cleaner body 11 will rise as shown in FIG. For this reason, it becomes easy to carry the cleaner main body 11.

  Further, since the shaft portions 31 and 32 of the second handle 30 rotate with respect to the cylindrical portion 25 of the first handle 22, the cleaner body 11 can be stood up by operating the grip portion 35 of the second handle 30 (see FIG. 8) and sideways (state shown in FIG. 7).

  In the above embodiment, the handle unit 20 is attached to the cylindrical cover 17 of the dust collecting hose 12, but it may be attached to the cleaner body 11. In this case, the cylindrical portion 25 of the first handle 22 is positioned before the position of the center of gravity of the cleaner body 11.

It is the perspective view which showed the external appearance of the electric vacuum cleaner which concerns on this invention. It is the perspective view which showed the cleaner body shown in FIG. 1, the handle | steering-wheel unit, and the insertion tube of a dust collection hose. It is the disassembled perspective view which showed the structure of the handle unit. It is the elements on larger scale which showed a part of handle unit. It is the perspective view which showed one axial part of the 2nd handle. It is the perspective view which showed the other axial part of the 2nd handle. It is explanatory drawing which showed the state which raised the 2nd handle | side with the vacuum cleaner main body sideways. It is explanatory drawing which showed the state which stood up the cleaner main body and started up the 2nd handle. It is explanatory drawing which compared the height to the holding part of the 2nd handle of FIG. 7 and FIG. It is the external view which showed the conventional vacuum cleaner main body.

Explanation of symbols

DESCRIPTION OF SYMBOLS 11 Vacuum cleaner main body 11A Connection port 12 Dust collection hose 22 1st handle 25 Cylindrical part (grip part)
30 Second handle

Claims (2)

A vacuum cleaner comprising: a vacuum cleaner body having a connection port for connecting a dust collection hose at a front portion; and a first handle provided at an insertion port of the vacuum cleaner body or the dust collection hose and having a predetermined height In
A vacuum cleaner characterized in that a second handle is rotatably provided at a grip portion of the first handle.   The vacuum cleaner according to claim 1, wherein a grip portion of the first handle is located in front of the center of gravity of the vacuum cleaner body.

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