JPH0928629A - Vacuum cleaner and its suction inlet - Google Patents

Abstract

PROBLEM TO BE SOLVED: To provide a suction inlet of a vacuum cleaner with high dust collecting performance and less noise, and a vacuum cleaner using it. SOLUTION: Revolving air flows 103, 104 are generated, in which the center axis is approximately parallel with a face to be cleaned 102 inside a suction inlet 101, wherein high-speed wind therefrom peels off and sucks dust existing on the face to be cleaned 102. For this purpose, a suction inlet of a vacuum cleaner, which is high in dust collecting performance, light in weight and low in noise can be provided.

Description

【発明の詳細な説明】Detailed Description of the Invention

【０００１】[0001]

【産業上の利用分野】本発明は電気掃除機に関し、特
に、集塵性能が高く、軽くてかつ音が静かな吸口に関す
る。BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a vacuum cleaner, and more particularly to a suction port which has a high dust collecting performance, is light and has a quiet sound.

【０００２】[0002]

【従来の技術】従来の電気掃除機は、吸口内の吸込み気
流の方向には、特に考慮されていなかった。◆なお、こ
の種の装置として関連するものには、特開平２−２７４
２１８号公報や特開平１−２９７０３０号公報等が挙げ
られる。◆また、実開昭６２−１３９４５０号公報に記
載のように、吸口内部に縦方向の渦流を発生させる方法
が提案されている。2. Description of the Related Art In a conventional electric vacuum cleaner, no particular consideration has been given to the direction of the suction airflow in the suction port. ◆ Related to this type of device, Japanese Patent Laid-Open No. 2-274
No. 218, JP-A No. 1-297030, and the like. Also, as described in Japanese Utility Model Laid-Open No. 62-139450, a method has been proposed in which a vertical vortex is generated inside the suction port.

【０００３】[0003]

【発明が解決しようとする課題】上記従来技術では、吸
口内の気流は、方向性がなく、乱れているため、風の力
は相殺しあっていた。◆また、風速も早いところもあれ
ば、ゼロのところもあり、一様ではなかった。In the above-mentioned prior art, since the airflow in the suction port has no directionality and is turbulent, the wind forces cancel each other out. ◆ In addition, the wind speed was high in some areas, and in some areas it was zero.

【０００４】また、縦方向の渦流を発生させる方法は、
吸口の形状が円形となり、操作が困難であり、壁際のゴ
ミを効率的に吸引出来ないという問題点があった。Further, a method of generating a vertical vortex is as follows.
Since the shape of the mouthpiece is circular, it is difficult to operate, and there is a problem that dust on the wall cannot be sucked efficiently.

【０００５】本発明の目的は、外見上は従来の吸口と同
様の形状で、集塵性能が高く、軽くてかつ音が静かな電
気掃除機の吸口と、これを用いた電気掃除機を提供する
事にある。An object of the present invention is to provide a suction port of an electric vacuum cleaner having a shape similar to that of a conventional suction port, having a high dust collecting performance, being light and quiet, and an electric vacuum cleaner using the suction port. There is something to do.

【０００６】[0006]

【課題を解決するための手段】上記目的は、吸口内部に
中心軸が披掃除面に対し略平行方向となる旋回気流を発
生させることにより、達成される。本発明は次のいづれ
かの態様を特徴とするものである。The above-mentioned object is achieved by generating a swirling air flow in which the central axis is substantially parallel to the cleaning surface inside the suction port. The present invention is characterized by any one of the following aspects.

【０００７】（１）：吸引力を発生する電動送風機を有
し、その吸引力を利用して披掃除面の清掃を行う電気掃
除機において、吸口内部のほぼ全域に、中心軸が披掃除
面に対し略平行方向となる旋回気流を発生させる電気掃
除機の吸口と、これを用いた電気掃除機。◆ （２）：（１）の吸口において、旋回気流は、吸口の長
手方向でほぼ左右対照に形成される。(1): In an electric vacuum cleaner which has an electric blower for generating suction force and uses the suction force to clean the cleaning surface, the central axis is almost all over the inside of the suction port. A suction port of an electric vacuum cleaner that generates a swirling airflow in a direction substantially parallel to and a vacuum cleaner using the suction port. (2): In the suction mouth of (1), the swirling airflow is formed substantially symmetrically in the longitudinal direction of the suction mouth.

【０００８】（３）：（１）の吸口において、吸口内部
にじゅうたん上の絡み付いたゴミのかき出しや木床のか
ら拭きを行うロータリーブラシを設けた。◆ （４）：（１）の吸口と、手元操作部に電源のＯＮ−Ｏ
ＦＦや吸込力をコントロールするスイッチ操作部を配
し、スイッチ操作部からの信号を掃除機本体に信号線を
用いずに伝える手段を設けた電気掃除機。(3): In the mouthpiece of (1), a rotary brush is provided inside the mouthpiece for scraping out dust tangled on the carpet and wiping the wooden floor. ◆ (4): Turn on the power supply to the suction port of (1) and the operation part at hand.
An electric vacuum cleaner equipped with a switch operation unit that controls FF and suction force, and a means for transmitting a signal from the switch operation unit to the cleaner body without using a signal line.

【０００９】（５）：吸引力を発生する電動送風機を有
し、その吸引力を利用して披掃除面の清掃を行う電気掃
除機において、吸口外部から吸引した流体の全部または
一部に、吸口内の長手方向に垂直な断面の略中央を中心
とした回転エネルギーを与える手段を設けた吸口と、こ
れを用いた電気掃除機。(5) In an electric vacuum cleaner which has an electric blower for generating suction force and uses the suction force to clean the cleaning surface, all or part of the fluid sucked from the outside of the suction port A suction port provided with a means for imparting rotational energy around a substantially center of a cross section perpendicular to the longitudinal direction in the suction port, and an electric vacuum cleaner using the suction port.

【００１０】（６）：（５）の吸口において、吸口外部
から吸引する流体のうち、吸口内の長手方向に垂直な断
面の略中央を中心とした回転エネルギーをもつ流体の量
が、その他の流体の量より多い吸口。◆ （７）：（５）の吸口において、吸口内部にじゅうたん
上の絡み付いたゴミのかき出しや木床のから拭きを行う
ロータリーブラシを設けた吸口。(6): In the suction port of (5), among the fluids sucked from the outside of the suction port, the amount of the fluid having rotational energy centered on the approximate center of the cross section perpendicular to the longitudinal direction in the suction port is A mouthpiece that is larger than the amount of fluid. ◆ (7): In the mouthpiece of (5), the mouthpiece is provided with a rotary brush for scraping out the tangled dust on the carpet and wiping the wooden floor from the mouthpiece.

【００１１】（８）：（５）の吸口と、手元操作部に電
源のＯＮ−ＯＦＦや吸込力をコントロールするスイッチ
操作部を配し、スイッチ操作部からの信号を掃除機本体
に信号線を用いずに伝える手段を設けた電気掃除機。(8): A suction port of (5) and a switch operation unit for controlling ON / OFF of the power supply and suction force are arranged in the hand operation unit, and a signal from the switch operation unit is connected to the cleaner body by a signal line. An electric vacuum cleaner equipped with means to communicate without using it.

【００１２】（９）：吸引力を発生する電動送風機を有
し、その吸引力を利用して披掃除面の清掃を行う電気掃
除機において、吸口内部にじゅうたん上の絡み付いたゴ
ミのかき出しや木床のから拭きを行うロータリーブラシ
を設け、前記ロータリーブラシを駆動するモーターやエ
アータービンを同軸上に構成したことを特徴とする電気
掃除機の吸口と、これを用いた電気掃除機。(9): An electric vacuum cleaner which has an electric blower for generating suction power and uses the suction power to clean the cleaning surface. A suction port of an electric vacuum cleaner and a vacuum cleaner using the same, wherein a rotary brush for wiping the floor is provided, and a motor and an air turbine for driving the rotary brush are coaxially arranged.

【００１３】[0013]

【作用】吸口内部に発生する旋回気流は、その高速な気
流により披掃除面上および内部のゴミを剥離し吸引す
る。そのため従来以上の集塵性能を達成することができ
るThe swirling airflow generated inside the suction port separates and sucks dust on the cleaning surface and inside due to the high-speed airflow. Therefore, it is possible to achieve more dust collection performance than before.

【００１４】。..

【実施例】【Example】

（実施例１）以下、本発明の第１の実施例を図面に従い
詳細に説明する。◆図１に吸口の透視図を示す。１０１
は吸口本体、１０２は床面、１０３〜１０４は吸口内部
の旋回気流、１０５〜１０６は吸口外部から空気を吸引
するための入口ノズル、１０７は空気および被掃除面の
ゴミを運び出すための出口ノズルである。(Embodiment 1) Hereinafter, a first embodiment of the present invention will be described in detail with reference to the drawings. ◆ Figure 1 shows a perspective view of the mouthpiece. 101
Is a suction body, 102 is a floor surface, 103 to 104 are swirling airflow inside the suction mouth, 105 to 106 are inlet nozzles for sucking air from the outside of the suction mouth, 107 is an outlet nozzle for carrying out air and dust on the surface to be cleaned. Is.

【００１５】図２に本実施例の電気掃除機の外観を示
す。２０１は電気掃除機本体、２０２はホース、２０３
はホ−ス手元部に配置されたスイッチ操作部、２０４は
延長管、１０１は吸口である。FIG. 2 shows the appearance of the vacuum cleaner of this embodiment. 201 is a vacuum cleaner body, 202 is a hose, 203
Is a switch operating portion arranged at the proximal portion of the hose, 204 is an extension tube, and 101 is a mouthpiece.

【００１６】図３に吸口１０１の上面透視図を示す。図
３において、３０１〜３０２は入口ノズル、３０３〜３
０４は旋回気流、３０５〜３０６は空気の流れの方向を
示す矢印、３０７は出口ノズルである。FIG. 3 is a top perspective view of the suction port 101. In FIG. 3, 301 to 302 are inlet nozzles and 303 to 3
Reference numeral 04 is a swirling air flow, 305 to 306 are arrows indicating the direction of air flow, and 307 is an outlet nozzle.

【００１７】図４に吸口１０１のＡ−Ａ’断面図を示
す。４０１は床、４０２は開口部、４０３〜４０４は空
気の流れの方向を示す矢印，４０５は吸口内壁である。FIG. 4 is a sectional view of the suction port 101 taken along the line AA '. Reference numeral 401 is a floor, 402 is an opening, 403 to 404 are arrows indicating the direction of air flow, and 405 is a suction inner wall.

【００１８】次に本発明の第１の実施例の動作を説明す
る。掃除機使用者がホ−ス手元部のスイッチ操作部２０
３を操作ると、操作されたスイッチに従った動作モード
で電気掃除機本体２０１の電動送風機が運転する。電動
送風機によって発生した吸引力は、ホース２０２、延長
管２０４を通って吸口１０１に到達する。吸口１０１は
図４に示すように開口部４０２が一方向に開いているの
で、空気は矢印４０３に示すように吸引され、吸口内部
の壁面４０５に衝突し、その速度を回転角速度に変えら
れ、矢印４０４の方向で高速回転する。同時に図３に示
すように出口ノズル３０７から吸引しているため、軸方
向３０５、３０６の速度が生じ、中心軸が床面４０１に
対し略平行方向となる旋回気流３０３、３０４となり、
出口ノズル３０７を通って掃除機本体２０１に吸引され
る。Next, the operation of the first embodiment of the present invention will be described. The user of the vacuum cleaner can operate the switch operation unit 20 near the hose.
When 3 is operated, the electric blower of the electric vacuum cleaner body 201 operates in the operation mode according to the operated switch. The suction force generated by the electric blower reaches the suction port 101 through the hose 202 and the extension pipe 204. Since the opening portion 402 of the suction port 101 is open in one direction as shown in FIG. 4, air is sucked in as shown by an arrow 403, collides with the wall surface 405 inside the suction port, and its speed can be changed to a rotational angular velocity. It rotates at high speed in the direction of arrow 404. At the same time, as shown in FIG. 3, since suction is performed from the outlet nozzle 307, velocities in the axial directions 305 and 306 are generated, and swirling airflows 303 and 304 whose central axes are substantially parallel to the floor surface 401 are obtained.
The cleaner body 201 is sucked through the outlet nozzle 307.

【００１９】本実施例では、入口ノズルを２ヶ所設け吸
口の中央から吸引したが、入口ノズルを１ヶ所にして両
端から吸引してもよい。◆また、吸口の断面形状は円形
が望ましいが、必ずしも円形である必要はなく、図５に
示すように、四角形でも旋回気流は発生する。In this embodiment, two inlet nozzles are provided and suction is performed from the center of the suction port, but it is also possible to have one inlet nozzle and suction from both ends. Also, the cross-sectional shape of the suction port is preferably circular, but it is not always required to be circular, and as shown in FIG.

【００２０】また入口ノズルを、図６に示すように、ス
クロール型にしたり、図７に示すように、案内羽根を設
けて、空気があらかじめ回転角速度成分を持って吸口内
に流入するようにしても、旋回気流は発生する。◆ま
た、吸口１０１の前面図である図８に示すように、吸口
前面全域からゴミを吸引出来るように、入口ノズルを形
成してもよい。Further, the inlet nozzle may be of a scroll type as shown in FIG. 6 or may be provided with guide vanes as shown in FIG. 7 so that air may have a rotational angular velocity component in advance to flow into the suction port. However, a swirling airflow is generated. Further, as shown in FIG. 8 which is a front view of the suction port 101, an inlet nozzle may be formed so that dust can be sucked from the entire front surface of the suction port.

【００２１】また、じゅうたんのように吸口が床面に沈
みこむ場合でも、回転角速度成分を持った気流が十分吸
口内に流入するように、図９に示すように、入口ノズル
を複数個、離れて形成してもよい。◆また図１０に示す
ように、吸口の構成上必然的に、また、隅のゴミを吸引
するために、意図的に吸口の後方１００４〜１００５や
横１００２〜１００３から、吸口内に空気が流入してく
るが、旋回成分を作る流入気流１００１の量が多けれ
ば、旋回気流１００６〜１００７は発生する。Further, even if the suction port sinks into the floor like a carpet, as shown in FIG. 9, a plurality of inlet nozzles are separated so that the air flow having the rotational angular velocity component sufficiently flows into the suction port. You may form it. In addition, as shown in FIG. 10, in order to inhale the dust inevitably due to the structure of the mouthpiece, and to suck the dust in the corner, air intentionally flows into the mouthpiece from the rear side 1004 to 1005 or the side 1002 to 1003 of the mouthpiece. However, if the amount of the inflow airflow 1001 forming the swirl component is large, the swirl airflows 1006 to 1007 are generated.

【００２２】以上述べたように本実施例によれば、吸口
内部に中心軸が披掃除面に対し略平行方向となる旋回気
流を発生させることができ、その高速な風により披掃除
面上のゴミを剥離し吸引することができる。そのため従
来と同等以上の集塵性能を持ち、軽くてかつ音が静かな
電気掃除機の吸口を提供する事ができる。◆また、スイ
ッチ操作部２０３からの信号を、赤外線、超音波、電波
等を用いて掃除機本体に信号線を用いずに伝える手段を
設けると、ホース２０２及び延長菅２０４の内部にまっ
たく芯線が不要になり、延長管、ホース共に軽量化を図
れ、さらに操作性が向上するという効果もある。As described above, according to this embodiment, it is possible to generate a swirling airflow in which the central axis is in a direction substantially parallel to the cleaning surface inside the suction port, and the high-speed wind causes the swirling airflow on the cleaning surface. Dust can be peeled off and suctioned. Therefore, it is possible to provide a suction port of an electric vacuum cleaner that has a dust collection performance equal to or higher than that of the conventional one and is light and quiet. In addition, if a means for transmitting a signal from the switch operating unit 203 to the cleaner main body by using infrared rays, ultrasonic waves, radio waves, etc. without using a signal line is provided, the hose 202 and the extension tube 204 will have no core wire at all. There is also the effect that it is not necessary, the extension tube and hose can be made lighter, and the operability is further improved.

【００２３】（実施例２）以下、本発明の第２の実施例
を図面に従い詳細に説明する。◆図１１に吸口１０１の
上面透視図を示す。図１１において、１１１１は吸口、
１１０１〜１１０２は入口ノズル、１１０３〜１１０４
は旋回気流、１１０５〜１１０６は空気の流れの方向を
示す矢印、１１０７は出口ノズル、１１０８はじゅうた
ん上の絡み付いたゴミのかき出しや木床のから拭きを行
うロータリーブラシ、１１０９はロータリーブラシを駆
動するモーター、１１１０はモーターの駆動力をロータ
リーブラシに伝達するためのベルトである。(Second Embodiment) A second embodiment of the present invention will be described in detail below with reference to the drawings. ◆ FIG. 11 shows a top perspective view of the mouthpiece 101. In FIG. 11, 1111 is a mouthpiece,
1101 to 1102 are inlet nozzles, 1103 to 1104
Is a swirling air flow, 1105 to 1106 are arrows indicating the direction of the air flow, 1107 is an outlet nozzle, 1108 is a rotary brush for scraping out tangled dust on a carpet and wiping from a wooden floor, and 1109 drives a rotary brush. The motor 1110 is a belt for transmitting the driving force of the motor to the rotary brush.

【００２４】図１２に吸口１１１１のＡ−Ａ’断面図を
示す。４０１は床、１２０２は開口部、１２０３〜１２
０４は空気の流れの方向を示す矢印，１２０５は吸口内
壁、１２０６はロータリーブラシ軸、１２０７は刷毛、
１２０８は刷毛と床面との接触面である。FIG. 12 is a sectional view of the suction port 1111 taken along the line AA '. 401 is a floor, 1202 is an opening, 1203-12
04 is an arrow indicating the direction of air flow, 1205 is the inner wall of the suction port, 1206 is a rotary brush shaft, 1207 is a brush,
Reference numeral 1208 is a contact surface between the brush and the floor surface.

【００２５】次に本発明の第１の実施例の動作を説明す
る。掃除機使用者がホ−ス手元部のスイッチ操作部２０
３を操作ると、操作されたスイッチに従った動作モード
で電気掃除機本体２０１の電動送風機が運転する。電動
送風機によって発生した吸引力は、ホース２０２、延長
管２０４を通って吸口１１１１に到達する。吸口１１１
１は図１２に示すように開口部１２０２が一方向に開い
ているので、空気は矢印１２０３に示すように吸引さ
れ、吸口内部の壁面１２０５に衝突し、その速度を回転
角速度に変えられ、矢印１２０４の方向で高速回転す
る。同時に図１１に示すように出口ノズル１１０７から
吸引しているため、軸方向１１０５、１１０６の速度が
生じ、中心軸が床面４０１に対し略平行方向となる旋回
気流１２０３、１２０４となり、出口ノズル１２０７を
通って掃除機本体２０１に吸引される。Next, the operation of the first embodiment of the present invention will be described. The user of the vacuum cleaner can operate the switch operation unit 20 near the hose.
When 3 is operated, the electric blower of the electric vacuum cleaner body 201 operates in the operation mode according to the operated switch. The suction force generated by the electric blower reaches the suction port 1111 through the hose 202 and the extension pipe 204. Mouthpiece 111
12, the opening 1202 is opened in one direction as shown in FIG. 12, so that the air is sucked in as shown by an arrow 1203, collides with the wall surface 1205 inside the suction port, and its speed can be changed to a rotational angular velocity. It rotates at high speed in the direction of 1204. At the same time, as shown in FIG. 11, since suction is performed from the outlet nozzle 1107, velocities in the axial directions 1105 and 1106 are generated, and the swirling airflows 1203 and 1204 whose central axes are substantially parallel to the floor surface 401 are generated, and the outlet nozzle 1207 is provided. It is sucked by the cleaner body 201 through the.

【００２６】このとき旋回気流１２０３，１２０４は、
刷毛１２０７と床面４０１との接触面１２０８を高速に
通過するので、刷毛１２０７の効果と相乗して、従来以
上の集塵性能を達成することができる。At this time, the swirling air currents 1203 and 1204 are
Since the brush 1207 passes through the contact surface 1208 between the brush 1207 and the floor surface 401 at high speed, it is possible to achieve a dust collecting performance higher than the conventional one in synergy with the effect of the brush 1207.

【００２７】また、図１３に示すように、ロータリーブ
ラシ１３０１とモーター１３０２を同軸上に構成する
と、吸口１３０３が小型にすることができ、また、騒音
源となるベルトも不要で、またモーターの回転数も低く
できるので、騒音が減るという効果もある。また、モー
ター１３０２の代わりに、エアータービンを搭載すれ
ば、さらに軽量化が図れる。Further, as shown in FIG. 13, when the rotary brush 1301 and the motor 1302 are coaxially arranged, the suction port 1303 can be downsized, a belt which becomes a noise source is unnecessary, and the rotation of the motor is reduced. Since the number can be lowered, it also has the effect of reducing noise. Further, if an air turbine is mounted instead of the motor 1302, further weight reduction can be achieved.

【００２８】以上述べたように本実施例によれば、吸口
内部に中心軸が披掃除面に対し略平行方向となる旋回気
流を発生させることができ、その高速な風により披掃除
面上のゴミを剥離し吸引することができる。そのためロ
ータリーブラシと相乗して、従来以上の集塵性能を持つ
電気掃除機の吸口を提供する事ができる。As described above, according to this embodiment, it is possible to generate a swirling air flow in which the central axis is in a direction substantially parallel to the cleaning surface inside the suction port, and the high-speed air blows on the cleaning surface. Dust can be peeled off and suctioned. Therefore, synergistically with the rotary brush, it is possible to provide the suction port of the electric vacuum cleaner having the dust collecting performance higher than the conventional one.

【００２９】また、ロータリーブラシとモーターを同軸
上に構成することにより、小型で騒音が小さい電気掃除
機の吸口を提供する事ができる。Further, by arranging the rotary brush and the motor on the same axis, it is possible to provide a suction port of a vacuum cleaner which is small in size and has low noise.

【００３０】[0030]

【発明の効果】本発明による電気掃除機は、吸口内部に
中心軸が披掃除面に対し略平行方向となる旋回気流を発
生させることができ、その高速な風により披掃除面上の
ゴミを剥離し吸引することができる。そのため、従来と
同等以上の集塵性能を持ち、軽くてかつ音が静かな電気
掃除機を提供する事ができる。The vacuum cleaner according to the present invention can generate a swirling air flow in which the central axis is in a direction substantially parallel to the cleaning surface inside the suction port, and the high-speed air blows dust on the cleaning surface. Can be peeled off and aspirated. Therefore, it is possible to provide an electric vacuum cleaner that has dust collection performance equal to or higher than that of the conventional one, and is light and quiet.

【００３１】また、スイッチ操作部からの信号を、赤外
線、超音波、電波等を用いて掃除機本体に信号線を用い
ずに伝える手段を設けると、ホース及び延長菅の内部に
まったく芯線が不要になり、延長管、ホース共に軽量化
を図れ、さらに操作性が向上するという効果もある。If means for transmitting a signal from the switch operating portion to the cleaner body using infrared rays, ultrasonic waves, radio waves, etc. without using a signal line, no core wire is required inside the hose and extension tube. Therefore, the weight of the extension pipe and the hose can be reduced, and the operability is further improved.

【図面の簡単な説明】[Brief description of drawings]

【図１】本発明の第１の実施例による吸口の透視図であ
る。FIG. 1 is a perspective view of a mouthpiece according to a first embodiment of the present invention.

【図２】本発明による電気掃除機の外観図である。FIG. 2 is an external view of a vacuum cleaner according to the present invention.

【図３】本発明の第１の実施例による吸口の上面透視図
である。FIG. 3 is a top perspective view of the mouthpiece according to the first embodiment of the present invention.

【図４】本発明の第１の実施例による吸口の断面図であ
る。FIG. 4 is a sectional view of a mouthpiece according to the first embodiment of the present invention.

【図５】本発明の第１の実施例による第２の吸口の断面
図である。FIG. 5 is a sectional view of a second suction port according to the first embodiment of the present invention.

【図６】本発明の第１の実施例による第３の吸口の断面
図である。FIG. 6 is a sectional view of a third suction port according to the first embodiment of the present invention.

【図７】本発明の第１の実施例による第４の吸口の断面
図である。FIG. 7 is a sectional view of a fourth suction port according to the first embodiment of the present invention.

【図８】本発明の第１の実施例による吸口の第１の前面
図である。FIG. 8 is a first front view of the mouthpiece according to the first embodiment of the present invention.

【図９】本発明の第１の実施例による吸口の第２の前面
図である。FIG. 9 is a second front view of the mouthpiece according to the first embodiment of the present invention.

【図１０】本発明の第１の実施例による第５の吸口の上
面透視図である。FIG. 10 is a top perspective view of a fifth mouthpiece according to the first embodiment of the present invention.

【図１１】本発明の第２の実施例による第１の吸口の上
面透視図である。FIG. 11 is a top perspective view of a first mouthpiece according to a second embodiment of the present invention.

【図１２】本発明の第１の実施例による第１の吸口の断
面図である。FIG. 12 is a sectional view of a first suction port according to the first embodiment of the present invention.

【図１３】本発明の第２の実施例による第１の吸口の上
面透視図である。FIG. 13 is a top perspective view of a first mouthpiece according to a second embodiment of the present invention.

【符号の説明】[Explanation of symbols]

１０１…吸口本体、４０１…床面、１０３，１０４…吸
口内部の旋回気流、１０５，１０６…入口ノズル、１１
０８…ロータリーブラシ、１１０９…モーター。101 ... Suction body, 401 ... Floor surface, 103, 104 ... Swirl airflow inside the suction port, 105, 106 ... Inlet nozzle, 11
08 ... Rotary brush, 1109 ... Motor.

フロントページの続き (72)発明者 山口 篤志 茨城県日立市東多賀町一丁目１番１号 株 式会社日立製作所電化機器事業部内Front page continuation (72) Inventor Atsushi Yamaguchi 1-1-1 Higashitaga-cho, Hitachi-shi, Ibaraki Hitachi Ltd. Electric Appliance Division

Claims (11)

【特許請求の範囲】[Claims] 【請求項１】吸引力を発生する電動送風機を有し、その
吸引力を利用して披掃除面の清掃を行う電気掃除機にお
いて、吸口内部のほぼ全域に、中心軸が披掃除面に対し
略平行方向となる旋回気流を発生させることを特徴とす
る電気掃除機の吸口。1. An electric vacuum cleaner having an electric blower for generating a suction force, which uses the suction force to clean a cleaning surface, wherein the central axis is almost entirely inside the suction port with respect to the cleaning surface. A suction port of an electric vacuum cleaner, which is characterized by generating a swirling airflow in a substantially parallel direction. 【請求項２】請求項１記載の電気掃除機の吸口におい
て、前記旋回気流は、吸口の長手方向でほぼ左右対照に
形成されることを特徴とする電気掃除機の吸口。2. The suction port of the vacuum cleaner according to claim 1, wherein the swirling airflow is formed substantially symmetrically in a longitudinal direction of the suction port. 【請求項３】請求項１記載の電気掃除機の吸口におい
て、吸口内部にじゅうたん上の絡み付いたゴミのかき出
しや木床のから拭きを行うロータリーブラシを設けたこ
とを特徴とする電気掃除機の吸口。3. The vacuum cleaner according to claim 1, wherein a rotary brush is provided inside the suction port for scraping out dust tangled on the carpet and wiping from a wooden floor. Mouthpiece. 【請求項４】請求項１記載の電気掃除機の吸口を用いた
電気掃除機。4. An electric vacuum cleaner using the suction port of the electric vacuum cleaner according to claim 1. 【請求項５】請求項１記載の電気掃除機の吸口と、手元
操作部に電源のＯＮ−ＯＦＦや吸込力をコントロールす
るスイッチ操作部を配し、スイッチ操作部からの信号を
掃除機本体に信号線を用いずに伝える手段を設けた電気
掃除機。5. The suction port of the electric vacuum cleaner according to claim 1, and a switch operation unit for controlling ON / OFF of a power source and a suction force in a hand operation unit, and a signal from the switch operation unit is sent to the cleaner body. An electric vacuum cleaner provided with means for transmitting without using signal lines. 【請求項６】吸引力を発生する電動送風機を有し、その
吸引力を利用して披掃除面の清掃を行う電気掃除機にお
いて、吸口外部から吸引した流体の全部または一部に、
吸口内の長手方向に垂直な断面の略中央を中心とした回
転エネルギーを与える手段を設けたことを特徴とする電
気掃除機の吸口。6. An electric vacuum cleaner having an electric blower for generating a suction force and using the suction force to clean a cleaning surface, to all or part of the fluid sucked from the outside of the suction port,
A suction mouth of an electric vacuum cleaner, characterized in that it is provided with a means for imparting rotational energy about a substantially center of a cross section perpendicular to the longitudinal direction in the suction mouth. 【請求項７】請求項６記載の電気掃除機の吸口におい
て、吸口外部から吸引する流体のうち、吸口内の長手方
向に垂直な断面の略中央を中心とした回転エネルギーを
もつ流体の量が、その他の流体の量より多いことを特徴
とする電気掃除機の吸口7. The suction port of an electric vacuum cleaner according to claim 6, wherein, of the fluid sucked from the outside of the suction port, the amount of the fluid having rotational energy centered on the substantially center of the cross section perpendicular to the longitudinal direction in the suction port is , A suction port of a vacuum cleaner characterized by being larger than the amount of other fluids 【請求項８】請求項６記載の電気掃除機の吸口におい
て、吸口内部にじゅうたん上の絡み付いたゴミのかき出
しや木床のから拭きを行うロータリーブラシを設けたこ
とを特徴とする電気掃除機の吸口。8. The vacuum cleaner according to claim 6, wherein a rotary brush is provided inside the suction port for scraping out tangled dust on the carpet or wiping the wooden floor. Mouthpiece. 【請求項９】請求項６記載の電気掃除機の吸口を用いた
電気掃除機。9. An electric vacuum cleaner using the suction port of the electric vacuum cleaner according to claim 6. 【請求項１０】請求項６記載の電気掃除機の吸口と、手
元操作部に電源のＯＮ−ＯＦＦや吸込力をコントロール
するスイッチ操作部を配し、スイッチ操作部からの信号
を掃除機本体に信号線を用いずに伝える手段を設けた電
気掃除機。10. A suction port of the electric vacuum cleaner according to claim 6, and a switch operation unit for controlling ON / OFF of a power supply and a suction force at the hand operation unit, and a signal from the switch operation unit is sent to the cleaner body. An electric vacuum cleaner provided with means for transmitting without using signal lines. 【請求項１１】吸引力を発生する電動送風機を有し、そ
の吸引力を利用して披掃除面の清掃を行う電気掃除機に
おいて、吸口内部にじゅうたん上の絡み付いたゴミのか
き出しや木床のから拭きを行うロータリーブラシを設
け、前記ロータリーブラシを駆動するモーターやエアー
タービンを同軸上に構成したことを特徴とする電気掃除
機の吸口。11. An electric vacuum cleaner having an electric blower for generating a suction force, which uses the suction force to clean a cleaning surface. A suction port of an electric vacuum cleaner, characterized in that a rotary brush for wiping is provided, and a motor and an air turbine for driving the rotary brush are coaxially arranged.