JP3446304B2 - Vacuum cleaner floor suction tool and vacuum cleaner using the same - Google Patents

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a floor suction tool for an electric vacuum cleaner having a rotating brush body and an electric vacuum cleaner using the same.

[0002]

2. Description of the Related Art Heretofore, as an agitator provided with a ridge band in a floor suction tool for an electric vacuum cleaner of this type, a structure as disclosed in, for example, Japanese Patent Application Laid-Open No. 1-151743 has been generally used. The configuration will be described below with reference to FIGS. 15 and 16. As shown in FIGS. 15 and 16, an agitator 2 and a drive source 3 for the agitator 2 are internally provided in the floor suction tool body 1, and the agitator 2 is made of a flexible material in the longitudinal direction of the circumferential surface of the rotor 4. And provided with a ridge strip 5 having a large number of projections on at least one surface,
A switch for operating the drive source 3 is provided at the proximal portion of the hose.

[0003]

However, in the floor suction device of the conventional vacuum cleaner having such a structure, the rotary brush is designed to rotate only on the carpet, and the tatami mat and the wooden floor surface are not rotated. At the time of cleaning, the dust was removed by the suction force of the vacuum cleaner body, but the removal of dust between the orchids on the tatami mat and the effect of ejecting fine dust on the floor were insufficient.
Further, even if powder or the like is accidentally spilled on the wooden floor, there is a problem that the suction force alone cannot sufficiently remove the powder. The present invention solves this problem, and provides a floor suction tool for an electric vacuum cleaner capable of improving dust collection performance by ejecting fine dust on the floor surface or tatami mat, and improving the brushing effect. The purpose is to do.

[0004]

In order to achieve the above object, the present invention provides a technical means as set forth in claim 1, wherein an agitator is provided inside a suction chamber formed inside the front of the suction tool body. The agitator is made of a flexible material in the longitudinal direction of the rotor and is provided with a ridge strip having a protrusion on one surface.
In addition, the ridge strip is made of a soft material and
Providing a ridge strip with protrusions, the surface opposite to the side of the protrusions
To, Oh which was fitted with a nonwoven fabric body in which the tip into a cylindrical shape
It

[0005] Technical means according to claim 2 is a vacuum cleaner communicated was vacuum cleaner the floor suction tool of the vacuum cleaner having the above first hand stage is connected to the suction side of the cleaning The work comfort can be improved.

[0006]

SUMMARY OF According to the technical means of the present invention, a protrusion strip made comprises a projection at one surface provided, when mounting the nonwoven fabric on the surface opposite to the side of the projection, the removal of the mat orchid Kusama dust As a result, it is possible to provide a suction device which is easy to use and has improved discharge of fine dust on the floor surface and does not cause hair and thread waste to be spread over the cut pile spun cloth formed of fine fibers.

Further, when the tip of the nonwoven fabric is formed into a cylindrical shape, elasticity is obtained even when it comes into contact with the surface to be cleaned, and the contact area with the surface to be cleaned increases, so that the ejection is improved and the dust collection performance is further improved. is Ru Hakare.

Further , since the floor suction device of the electric vacuum cleaner according to claim 1 is an electric vacuum cleaner which can be detachably connected to the suction side of the electric vacuum cleaner, the comfort of the cleaning work can be improved.

[0009]

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS A first embodiment of the present invention will be described below with reference to the accompanying FIGS. 1 to 4, the suction tool body 6 includes upper and lower body members 8 and 9 via a bumper 7.
The suction chamber 11 having the lower opening as the suction port 10 is formed in the front inside thereof. The center of the suction chamber 11 extends to the rear of the suction tool body 6 and is connected to a suction passage 12 whose upper and lower walls are arcuate.

Further, inside the suction tool body 6 located at the rear of the suction chamber 11, there are provided chambers 13 and 14 partitioned by the suction passage 12 into the left and right, and one chamber 13 is for driving an agitator. The small motor 15 and the control unit 16 are installed in the other room 14, respectively. 1
Reference numerals 7 and 18 denote vents for flowing cooling air into the chambers 13 and 14, respectively, and a filter medium 1 for preventing intrusion of dust.
9 and 20 are covered. Reference numeral 21 denotes a substantially semi-cylindrical suction joint which is connected to the suction passage 12 so as to be lifted up and down. A connection pipe 24 is rotatable via a ring 23 to a cylindrical connection port 22 projecting from a part of its peripheral wall. An extension pipe that is attached and is connected to the suction side of the electric vacuum cleaner via a hose is detachably connected to the connection pipe 24. Reference numeral 25 denotes a power cord of the motor 15. 26 is the suction chamber 1
A main agitator provided parallel to the main agitator in 1 and a main agitator 27 provided on both side walls of the suction chamber 11
6 bearings. The shaft 28 of the main agitator 26 projects further to the side than the bearing 27, and the sub agitator 29 is attached thereto. The auxiliary agitator 29 faces the opening 30 formed in the side wall of the suction tool body 6. A belt 33 is stretched between a pulley 31 provided on one side of the main agitator 26 and a pulley 32 provided on the shaft of the motor 15. That is, the main and auxiliary agitators 26 and 29 are forcibly driven by the motor 15. Reference numeral 34 is a fixed brush attached to the rear of the suction port 10 in parallel, and reference numerals 35 and 36 are wheels provided in front of and behind the suction tool body 6 so that the suction port 10 is located at a constant distance from the surface to be cleaned.

By the way, the main agitator 26 is constructed by mounting a ridge strip 38 continuous in the longitudinal spiral direction on the outer peripheral surface of the substantially cylindrical rotor 37 in the groove 39. The main body 40 of the ridge strip 38 is made of a flexible material such as rubber, and a large number of projections 41 are formed on at least one surface (side surface in the rotational direction) of the projection 40. A thin lip 42 is provided so as to protrude from the tip of the strip 38. Next, its operation and operation will be described.

Now, as shown in FIG. 4, the main agitator 26 is
When rotating on the wooden floor in the clockwise direction, the lip 42 is displaced in the counterclockwise direction when it comes into contact with the surface to be cleaned, and the shape follows the cleaning surface. That is, the main body portion 40 is a flexible material, and due to its nature, causes the ridge strip 38 to bend, and then moves relatively to peel off the surface to be cleaned, at which time dust is ejected by the lip 42, It is released from the surface to be cleaned. Further, the lip 42 blocks the flow of air from the front when in contact with the surface to be cleaned, and promotes the suction force of the electric vacuum cleaner to be concentrated on the surface to be cleaned and effectively. In addition, since the lip 42 has a continuous strip shape, it is possible to prevent the string-like dust such as lint from being entangled.

Next, a second embodiment will be described with reference to FIGS. 5 and 6. Since the structure of the suction tool body 6 is the same as that of the first embodiment, the description thereof will be omitted. The protrusion 4 is formed by providing a protrusion strip 38 having a protrusion on one surface.
On the surface opposite to the first side, a raised cloth brush body 46 made of a cut pile spun cloth made of fine fibers is adhered and integrated, and the bristle feet of the raised cloth brush 43 are inclined obliquely,
The tip of the brushed cloth brush 43 is projected from the tip of the rib strip 38. Next, its operation and operation will be described.

Now, when the main agitator 26 is rotating clockwise on the wooden floor as shown in FIG. 6, the brushed brush body 46 is displaced counterclockwise when it comes into contact with the surface to be cleaned,
The shape follows the cleaning surface. That is, the cut pile spun cloth made of fine fibers moves relatively to the surface to be cleaned so that dust is ejected by the brushed cloth brush body 46 and released from the surface to be cleaned. In addition, since the bristle of the raised cloth brush 43 is inclined from the tip of the ridge strip 38, the gap between the raised hair of the raised brush brush 43 is in contact with the surface to be cleaned. Entanglement of string-like dust such as lint can be prevented by the flow of air from the inside. Moreover, it promotes the work of effectively ejecting dust.

Next, a third embodiment will be described with reference to FIGS. 7 and 8. Since the structure of the suction tool body 6 is the same as that of the first embodiment, the description thereof will be omitted. A ridge strip 38 having projections 41 is provided on one surface, and a nonwoven fabric brush body 44 is attached to the entire surface opposite to the projection 41 side by adhesion. Next, its operation and operation will be described. Now, when the main agitator 26 is rotating clockwise on the wooden floor surface as shown in FIG. 8, the non-woven brush body 44 is displaced counterclockwise when it comes into contact with the surface to be cleaned, and the shape along the cleaning surface is formed. Becomes That is, the non-woven brush body 44 relatively moves so as to push out the surface to be cleaned, and at this time, dust is ejected by the non-woven brush body 44 and released from the surface to be cleaned. Further, since the non-woven brush body 44 is attached, it is possible to provide an easy-to-use suction tool in which string-like dust such as lint does not become entangled.

Next, a fourth embodiment will be described with reference to FIGS. 9 and 10. The structure of the suction tool body 6 is
Since the configuration is the same as that of the first embodiment, the description is omitted. The non-woven fabric brush body 44 of the third embodiment is configured such that the distal end thereof is formed into a cylindrical shape, is sewn with a thread and is stopped, and a ridge strip 38 having a projection 41 is provided on one surface thereof. It is attached and integrated with the entire surface opposite to the 41 side. Next, its operation and operation will be described. Now, when the main agitator 26 is rotating clockwise on the wooden floor surface as shown in FIG. 10, the nonwoven fabric brush body 44 is displaced counterclockwise when it comes into contact with the surface to be cleaned, and the shape along the cleaning surface is formed. Becomes That is, the cylindrical portion provided at the tip of the non-woven brush body 44 moves relatively so as to push out the surface to be cleaned, and at this time, dust is ejected by the non-woven brush body 44 and released from the surface to be cleaned. Further, since the end of the non-woven brush body 44 is cylindrical, when it hits the surface to be cleaned, elasticity is obtained and the contact area with the surface to be cleaned is increased, so that the ejection is further improved and the dust collection performance is improved. Be peeled off.

Next, a fifth embodiment will be described with reference to FIGS. 11 to 14. The structure of the suction tool body 6 is
Since the configuration is the same as that of the first embodiment, the description is omitted. A raised cloth made of a cut pile spun cloth formed by fine fibers having a fabric in the groove 45, which is formed by providing a groove 45 in the longitudinal direction at the base of a ridge band 38 having a main body made of a soft material. The brush body 46 is inserted. Next, its operation and operation will be described. Now, when the main agitator 26 is rotating clockwise on the wooden floor surface as shown in FIG. 14, the brushed cloth brush body 46 is displaced counterclockwise when it comes into contact with the surface to be cleaned, and follows the cleaning surface. Be in shape. That is, the brushed cloth brush body 46 relatively moves the surface to be cleaned so as to be ejected, and at this time, fine dust adhering to the wooden floor can be ejected to improve the dust collecting property.

[0018]

[Effect of the Invention] Thus, according to the present invention, configured by providing a ridge strip made comprises a projection on one face, the projection-side and by mounting the non-woven fabric on the opposite side tatami orchid Kusama It is possible to provide a convenient suction tool that improves the removal of dust and the ejection of fine dust on the floor surface, and does not cause hair and thread waste to be caught up compared to a cut pile spun cloth made of fine fibers. .

Further, by forming the tip of the nonwoven fabric into a cylindrical shape, elasticity can be obtained even when it comes into contact with the surface to be cleaned, and the contact area with the surface to be cleaned increases, so that the ejection is improved and the dust collection performance is further improved. improvement of the tomb.

[Brief description of drawings]

FIG. 1 is a sectional view of a suction tool body of a floor suction tool of an electric vacuum cleaner according to a first embodiment of the present invention.

FIG. 2 is a top view of the suction tool body with an upper body member removed.

FIG. 3 is a sectional view of a ridge band in the suction tool body.

FIG. 4 is a sectional view of an agitator in the suction tool body.

FIG. 5 is a sectional view of a ridge band of the suction tool body according to the second embodiment of the present invention.

FIG. 6 is a sectional view of an agitator in the suction tool body.

FIG. 7 is a sectional view of a ridge band of the suction tool body in the third embodiment of the present invention.

FIG. 8 is a sectional view of an agitator in the suction tool body.

FIG. 9 is a sectional view of a ridge band of the suction tool body in the fourth embodiment of the present invention.

FIG. 10 is a sectional view of an agitator in the suction tool body.

FIG. 11 is a sectional view of a ridge band of the suction tool body in the fifth embodiment of the present invention.

FIG. 12 is a sectional view of a ridge band in the suction tool body.

FIG. 13 is a sectional view of a brushed brush body in the suction tool body.

FIG. 14 is a sectional view of an agitator in the suction tool body.

FIG. 15 is a sectional view of a suction tool body of a conventional electric vacuum cleaner.

FIG. 16 is a sectional view of an agitator in the suction tool body.

[Explanation of symbols]

6 Suction tool body 15 small motors 26 Main Agitator 37 rotor 38 Ridge belt 41 Protrusion 42 lip 43 Brushed brush 44 Nonwoven brush body 46 Brushed brush body

Front Page Continuation (72) Inventor Masahiro Kaji 1006 Kadoma, Kadoma City, Osaka Prefecture Matsushita Electric Industrial Co., Ltd. (72) Hiroyuki Uraya, 1006 Kadoma, Kadoma City, Osaka Matsushita Electric Industrial Co., Ltd. (56 ) Reference JP-A-1-293830 (JP, A) JP-A-4-105625 (JP, A) JP-A-6-142018 (JP, A) JP-A-55-70225 (JP, A) (58) Fields surveyed (Int.Cl. ⁷ , DB name) A47L 9/04

Claims (2)

(57) [Claims] 1. A suction formed inside the front of a suction tool body.
An agitator is installed inside the room and the agitator rotates.
Made of a flexible material in the longitudinal direction of the child and has a protrusion on one side
It is configured by providing a ridge band, and the ridge band is soft.
Formed of a material, provided with a ridge strip having a protrusion on one side,
The opposite surface to the side of the projections, a nonwoven fabric body in which the tip into a cylindrical shape
Floor suction tool of preparative Ritsuke was vacuum cleaner. 2. A claim that is connected to the suction side of the vacuum cleaner
Vacuum cleaner communicates the floor suction tool 1 Symbol placement of the vacuum cleaner.