JP3203370B2 - Vacuum cleaner suction tool and vacuum cleaner - Google Patents

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a suction device for a vacuum cleaner.

[0002]

2. Description of the Related Art Conventionally, this kind of suction device is shown in a perspective view of FIG.
(For example, JP-A-1-114714), a ridge-shaped mounting seat 3 is formed on the outer periphery of a lower suction tool 2 having a suction port 1 for sucking dust and the like, Raised cloth 4 made of cut pile spun cloth was provided on the mounting seat 3.

[0003]

With such a structure, when cleaning the wooden floor and the tatami mat, the cleaning surface comes into contact with the brushed cloth 4 so that the cleaning surface and the lower suction tool 2 are separated. Damage due to friction can be prevented, and a soft feeling during cleaning can be obtained. However, when cleaning the carpet, there is a problem that the carpet and the brushed cloth 4 are strongly rubbed and become heavy and the operability is deteriorated, and the brushed cloth 4 cannot be removed by rubbing dust or the like on the carpet.

[0004] The present invention solves the problems described above,
It is an object of the present invention to provide a vacuum cleaner suction tool that does not hang during operation and can remove dust and the like well even when cleaning a carpet, and a vacuum cleaner using the same.

[0005]

SUMMARY OF THE INVENTION The present invention relates to a suction tool body having a suction port, a raised cloth provided at both front ends of the suction port, a dust removal brush provided before and after the suction port, and the suction port. The left and right bearing position dimensions (WA) configured to hold the rotation of the rotating brushing roller are the longest left and right of the dust removal brush provided behind the suction port. It is arranged and arranged at a position larger than the width (WB).

[0006]

According to the present invention, a raising cloth is provided in front of the suction port,
In addition, since a rotating brush roller is provided behind the suction port where the force is most applied when pressing the suction tool, the brush cloth contacts the surface to be cleaned and the rotating brush roller rotates when cleaning, so that the cleaning surface and It is possible to prevent damage due to friction with the suction tool, and to maintain a soft cleaning feeling without any unpleasant noise such as a rubbing sound during cleaning work.

When cleaning the carpet, a rotating brushing roller is provided behind the suction port where the force is most applied when the suction tool is pressed, so that the pressing force is supported and the suction tool is rotated to assist the movement of the suction tool. With this function, light and smooth operation and cleanup work can be performed without any collision during operation.

In addition, since the dust removing brush is provided before and after the suction port, dust and the like adhering to the surface to be cleaned can be reliably removed by the rubbing action with the dust removing brush.

Further, the bearing position dimension (WA) of the rotating brushing roller provided at the rear of the suction port is disposed outside the left and right longest width dimension (WB) of the dust removal brush provided at the rear of the suction port. As a result, fibrous dust such as hair caught by the dust removing brush is sucked in by an action of avoiding passing through the bearing portion of the rotating brushing roller, so that the fibers such as hair are attached to the bearing of the rotating brush roller. It is possible to eliminate the impossibility of rotation such as lock and seizure caused by quality dust wrapped around.

[0010]

1 is a bottom plan view of a suction device according to an embodiment of the present invention, FIG. 2 is a side sectional view of the suction device of FIG. 1, and FIG.
FIG. 4 is a plan view of the suction device of FIG.
FIG. 3 is a side sectional view showing a use state of the suction tool of FIG. 2 on a carpet.

In FIGS. 1 to 4, reference numeral 10 denotes a suction device main body, and as shown in FIG.
2. A suction chamber 15 having a lower opening as a suction port 14 is formed inside the front of the suction tool main body 10 by combining the lower suction tool 13. The center of the suction chamber 15 is connected to a communication pipe 16 which is held behind the suction tool main body 10 by the upper suction tool 12 and the lower suction tool 13 so as to be able to ascend freely, and a connection pipe 17 rotatably coupled to the communication pipe 16. An extension pipe which is connected to the connection pipe 17 via a hose on the suction side of the vacuum cleaner is detachably connected to the connection pipe 17.

Numeral 18 shown in FIG. 1 is a brushed cloth A made of a cut pile-shaped spun cloth, which is adhered and fixed to a mounting seat A19. The mounting seat A19 is provided on the lower suction tool 13 as shown in FIG. It is detachably fixed by a groove A20 and a locking claw A21. The raised cloth A18 is provided at each of the front ends of the lower suction tool 13 which is excluded from the front center of the suction port 14.

1 and 2, reference numerals 22 and 23 denote dust removing brushes A and B, respectively, which are adhered and fixed to mounting seats B24 and C25, respectively. These mounting seats B24 and C25 are, as shown in FIG. The concave grooves B26 and C27 provided on the suction tool 13 and the locking claw B
28 and C29 so as to be detachably fixed.

The dust removing brush A22 is attached in a direction to remove dust on the cleaning surface when the suction tool body 10 is moved forward, and the dust removal brush B23 moves the suction tool body 10 backward. When installed in the direction to remove dust on the cleaning surface.

Reference numeral 30 denotes a rotating brushing roller, which comprises a substantially cylindrical rotor 31 and a brushing cloth B32 made of cut pile spun cloth adhered and fixed on the outer peripheral surface thereof, and shafts at both ends thereof. The support 33 is press-fitted and fixed, and the shaft 34 is press-fitted and fixed to the shaft support 33. A bearing 35 is supported on the shaft 34 so as to be movable in the thrust direction.A spring 36 is arranged between the shaft support 33 and the bearing 35, and the shaft support 33 and the bearing 35 are constantly urged in a direction away from the shaft 34. are doing. The shaft support 33 is provided with a retaining claw 37 for the bearing 35 to prevent the bearing 35 from coming off the shaft 34.

The rotating brushing roller 30 can be freely rotated with respect to the suction tool main body 10 by inserting the bearing 35 into a mounting hole 38 provided in the lower suction tool 13.
Is moved in the thrust direction, so that it can be removed from the mounting hole 38.
Can be attached to and detached from. Note that the position dimension WA of the bearing 35 formed at both ends of the rotating brushing roller 30 is
The longest left and right width WB of the dust removal brush A22 provided at the rear
It is larger and arranged at an outer position.

Next, the operation and operation of this embodiment will be described. When cleaning the wooden floor, the floor and the tatami mat with the suction tool main body 10, the brushed cloth A18 provided in front of the suction port 14 and the rear of the suction port 14 where the force is most applied when the suction tool main body 10 is pressed. In the cleaning work, the brushed cloth A18 comes into contact with the surface to be cleaned and the rotating brushed roller 30 rotates, so that the friction between the surface to be cleaned and the suction tool main body 10 prevents damage. The present invention is to prevent the noise and to maintain a soft cleaning feeling without any unpleasant noise such as a rubbing sound during the cleaning operation.

Next, when cleaning the carpet 39 shown in FIG. 4 with the suction tool main body 10, the rotating brushing roller provided at the rear of the suction port 14 where the force is most applied when the suction tool main body 10 is pressed. 30 supports the pressing force and assists the movement of the suction tool main body 10 by rotating and moving, so that the cleaning operation can be performed with a light operating force without collision.

When the suction tool main body 10 is pressed, the dust 40 on the carpet adheres to the dust removal brush A22, the dust on the dust removal brush B23 is separated by friction with the carpet, is sucked from the suction port 14, and When the suction tool main body 10 is pulled, the dust on the dust removing brush B23 adheres to the dust removing brush B23, and the dust on the dust removing brush A22 is separated by friction with the carpet and is sucked from the suction port 14, and the above is repeated. Even above, cleaning work can be performed neatly.

Further, the bearing 35 of the rotating brushing roller 30 provided on the rear side of the suction port 14 has a position dimension WA outside the longest left and right width dimension WB of the dust removing brush A22 provided on the rear side of the suction port 14. As a result, the fibrous dust 40, such as hair, caught by the dust removing brush A22 is sucked from the suction port 14 at a position where the fibrous dust 40 does not pass through the bearing 35 of the rotating brushing roller 30. The fibrous dust such as hair is wrapped around the bearing 35, so that it is possible to eliminate the inability to rotate such as lock and seizure.

[0021]

As described above, according to the present invention,
When cleaning on wooden floors, floors and tatami mats,
By the effect of the brushing cloth and the rotating brushing roller, it is possible to prevent damage due to friction between the surface to be cleaned and the suction tool main body, and to maintain a soft cleaning feeling without any unpleasant noise such as a rubbing sound during cleaning work. .

Next, when cleaning the carpet, a rotating brushing roller is provided at the rear of the suction port where the force is most applied when the suction tool is pressed. To assist the movement of the body,
Cleaning work can be performed without bumping.

Further, since the bearing position dimension of the rotating brush roller is configured to be larger than the left and right longest width dimension of the dust removing brush, fibrous dust such as hairs caught by the dust removing brush can be rotated. Since it is sucked from the suction port without passing through the bearing portion of the roller, fibrous dust such as hair wraps around the bearing of the rotating brushing roller, so that it is possible to eliminate inability to rotate such as lock and seizure.

Furthermore, the user can use the suction tool main body on any surface to be cleaned, such as on a wooden floor, a floor, a tatami mat, or a carpet, without having to switch the suction tool main body. An easy-to-use vacuum cleaner suction tool and a vacuum cleaner using the same can be provided.

[Brief description of the drawings]

FIG. 1 is a bottom plan view of a suction tool according to an embodiment of the present invention.

FIG. 2 is a side sectional view of the suction tool of FIG. 1;

FIG. 3 is a plan view showing a state where an upper suction tool of the suction tool of FIG. 1 is removed.

4 is a side sectional view showing a use state of the suction tool of FIG. 2 on a carpet.

FIG. 5 is a perspective view of a conventional suction tool.

[Explanation of symbols]

10: Suction tool body, 14: Suction port, 18: Brushed cloth A, 22
… Dust removal brush A, 23… Dust removal brush B, 30… Rotating brush roller 32, Brush fabric B

──────────────────────────────────────────────────続 き Continuing on the front page (72) Inventor Hiroyuki Uraya 1006 Kadoma Kadoma, Osaka Prefecture Inside Matsushita Electric Industrial Co., Ltd. (72) Inventor Masahiro Kaji 1006 Kadoma Kadoma, Kadoma City, Osaka Matsushita Electric Industrial Co., Ltd. No. (72) Inventor Yasuhiro Machiro 1006 Kadoma, Kazuma, Osaka Pref. Matsushita Electric Industrial Co., Ltd. (56) References JP-A-3-295523 (JP, A) JP-A-3-195526 (JP, A JP-A-3-292919 (JP, A) JP-A-3-295522 (JP, A) JP-A-4-40926 (JP, A) JP-A-4-44731 (JP, A) JP-A-4- 89019 (JP, A) (58) Fields investigated (Int. Cl. ⁷ , DB name) A47L 9/06 A47L 9/04

Claims (2)

(57) [Claims] 1. A and suction tool body having an inlet, a raised fabric that is provided on the suction port forward end portions, and the dust removal brush which is provided in the front-rear the inlet, rotating napped provided in the inlet behind And left and right bearing position dimensions configured for holding the rotation of the rotating brushing roller.
(WA) is a suction tool for a vacuum cleaner, wherein the suction tool is disposed at a position larger than a left-right longest width (WB) of a dust removal brush provided behind the suction port. 2. A dust collection chamber for collecting dust inside and an electric blower.
The vacuum cleaner according to claim 1, wherein the vacuum cleaner body provided with the vacuum cleaner is provided.
With a connection port that is connected to communicate with the machine suction tool
Vacuum cleaner.