JP2002369778A - Dust detecting device and vacuum cleaner - Google Patents

Dust detecting device and vacuum cleaner

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Publication number
JP2002369778A
JP2002369778A JP2001288463A JP2001288463A JP2002369778A JP 2002369778 A JP2002369778 A JP 2002369778A JP 2001288463 A JP2001288463 A JP 2001288463A JP 2001288463 A JP2001288463 A JP 2001288463A JP 2002369778 A JP2002369778 A JP 2002369778A
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JP
Japan
Prior art keywords
dust
nozzle
right
left
output
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Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
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JP2001288463A
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Japanese (ja)
Inventor
Masahiro Ishikawa
雅啓 石川
Original Assignee
Yashima Denki Co Ltd
八洲電機株式会社
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Priority to JP2001-114713 priority Critical
Priority to JP2001114713 priority
Application filed by Yashima Denki Co Ltd, 八洲電機株式会社 filed Critical Yashima Denki Co Ltd
Priority to JP2001288463A priority patent/JP2002369778A/en
Publication of JP2002369778A publication Critical patent/JP2002369778A/en
Application status is Pending legal-status Critical

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Abstract

PROBLEM TO BE SOLVED: To provide a dust detecting device which is convenient for moving a nozzle toward a place where there exists much dust. SOLUTION: A suction route for a nozzle is divided into two right and left ones, dust sensors 13 and 14 are arranged in each of them, the dust detecting output of both dust sensors 13 and 14 is compared by a comparison circuit 15, a display element L1 for showing presence of much dust on the right is lighted if the output of the dust sensors 13 on the right is great, a display element L3 for showing presence of much dust on the left is lighted if the output of the dust sensors 14 on the left is great, and a display element L2 is lighted if the output of both dust sensors 13 and 14 is equal.

Description

【発明の詳細な説明】 DETAILED DESCRIPTION OF THE INVENTION

【0001】 [0001]

【発明の属する技術分野】この発明は、ノズルより吸引した空気流のゴミを検出するゴミ検出装置及びそのゴミ検出装置を備えた電気掃除機に関する。 TECHNICAL FIELD The present invention relates to an electric vacuum cleaner having a dust detection apparatus and a dust detector for detecting dust of the air flow sucked from the nozzle.

【0002】 [0002]

【従来の技術】一般に、家庭用電気掃除機において、塵埃を含んだ外気を吸引する吸気経路のノズル部や、ノズルと本体部とを結ぶホース部の中間位置に設けられる手元操作部に発光素子と受光素子からなる一組の光学的ゴミセンサを配置し、掃除中、どの程度ゴミを吸集しているかを目視で知り得るようにしているものが多い。 In general, in a domestic vacuum cleaner, the nozzle unit and the air inlet path for sucking the outside air containing the dust, the nozzle main body portion and the light-emitting element in the operation portion provided at an intermediate position of the hose portion connecting the and placing a set of optical dust sensor consisting of the light receiving element, in cleaning, that is how much dust as can know visually whether your 吸集 often.

【0003】 [0003]

【発明が解決しようとする課題】上記した従来の電気掃除機のゴミセンサでは、吸集しているゴミ量を知ることができるものの、被清掃床面の「どの部位」に塵埃が多数付着、存在しているかを検出し得るものではなかった。 In the conventional electric vacuum cleaner described above in which [0005] dust sensor, although it is possible to know the amount of dust that 吸集, dust adheres number to "any site" of the cleaned floor surface, there It was not able to detect whether you are.

【0004】したがって、広い床面を清掃する場合には、ノズルを前後左右に無造作に滑動させて、吸引空気流中の塵埃粒子が検出されなくなるまで、清掃を続けるという無駄な動作を繰り返さざるを得ないという問題があった。 [0004] Thus, when cleaning a wide floor is carelessly slid to and fro the nozzle, until the dust particles of the suction air stream is not detected, the forced repeated unnecessary operation of continuing the cleaning there is a problem that obtained not be.

【0005】この発明は上記問題点に着目してなされたものであって、ノズルを塵埃の多い方に移動させるに便利なゴミ検出装置を提供することを目的としている。 [0005] The present invention was made in view of the above problems, and its object is to provide a convenient dust detection device to move the nozzle toward dusty.

【0006】 [0006]

【課題を解決するための手段】この発明のゴミ検出装置は、ノズルの吸気口近傍に吸気経路に直交する方向に配設される複数個のゴミセンサと、これらゴミセンサの検出出力に応じた報知を行う報知手段と、を備えている。 SUMMARY OF THE INVENTION The dust detector of the invention includes a plurality of dust sensor disposed in a direction orthogonal to the intake path in the intake port near the nozzle, the notification in accordance with the detection outputs of the dust sensor It comprises a notification means for performing a.

【0007】このゴミ検出装置では、集塵のため、ノズルより吸気を行うと、各ゴミセンサで各ゴミセンサの配置される吸気経路のゴミ量が検出される。 [0007] In this dust detection apparatus for dust collection, when the intake from the nozzle, dust amount of the air intake path is arranged in the dust sensor in the dust sensor is detected. そして表示手段は、各ゴミセンサ出力に応じた表示を行う。 The display means performs a display corresponding to each dust sensor output.

【0008】 [0008]

【発明の実施の形態】以下、実施の形態により、この発明をさらに詳細に説明する。 DESCRIPTION OF THE PREFERRED EMBODIMENTS Hereinafter, the embodiment will be described the invention in more detail. 図1は、この発明の一実施形態であるゴミ検出装置のノズルの概略を示す図である。 Figure 1 is a diagram showing an outline of a nozzle of the dust detection apparatus according to an embodiment of the present invention. 図2は、このノズルの底面図である。 Figure 2 is a bottom view of the nozzle. この実施形態のノズル1は、電気掃除機のホースの先端に装着されるものであって、側面視T字型を示しており、ホースへの装着筒部2と床面接触部3とから構成されている。 Nozzle 1 of this embodiment, there is mounted on the tip of the vacuum cleaner hose, shows a side view T-shaped, consists of mounting tubular portion 2 and the floor contacting portion 3 which in the hose It is. また、装着筒部2から床面接触部3にかけて、吸気経路を左右に2分するためのセパレータ4が設けられている。 Moreover, over the hollow mounting portion 2 to the floor contacting portion 32, it is provided with a separator 4 for 2 minutes an intake path to the left and right.
そのため、装着筒部2は右側の吸気経路2 Aと左側の吸気経路2 Bの吸気経路を有する。 Therefore, the hollow mounting portion 2 having an intake path of the right intake path 2 A and the left intake path 2 B.

【0009】これらの吸気経路2 A 、2 Bには、それぞれ対応して、ゴミセンサ5、6が設けられている。 [0009] These intake path 2 A, 2 B, in correspondence, dust sensor 5, 6 is provided. ゴミセンサ5(6)は、発光素子5 A (6 A )と受光素子5 Dust sensor 5 (6), the light emitting element 5 A and (6 A) the light-receiving element 5
B (6 B )とから構成される光学的ゴミセンサを使用している。 Using optical dust sensor constructed from a B (6 B). 図3に、ノズル1の側面図を示している。 Figure 3 shows a side view of the nozzle 1.

【0010】図4は、この実施形態ゴミ検出装置の回路構成を示す回路図である。 [0010] Figure 4 is a circuit diagram showing the circuit configuration of this embodiment dust detection device. 図4において、商用電源11 4, commercial power source 11
の交流電圧がダイオードDとコンデンサCにより、整流平滑され、3端子型の定電圧電源回路12によって定電圧化され、V CCラインとGNDラインに電源電圧が供給される。 AC voltage by the diode D and the capacitor C of the rectified smoothed, 3 by the terminal type of the constant voltage power supply circuit 12 is a constant voltage, power supply voltage is supplied to the V CC line and the GND line.

【0011】ゴミセンサ13は右用であり、図1のゴミセンサ5に相当する。 [0011] dust sensor 13 is for the right, corresponding to dust sensor 5 of FIG. ゴミセンサ14は左用であり、図1のゴミセンサ6に相当する。 Dust sensor 14 is for the left, it corresponds to a dust sensor 6 of FIG. これらゴミセンサ13、 These dust sensor 13,
14の電源は、もちろんV CCラインとGNDラインから供給されている。 14 power is supplied from the course V CC line and the GND line. また、ゴミセンサ13、14は、それぞれの検出出力を比較回路15へ入力している。 Further, dust sensor 13, 14 enter the respective detection output to the comparator circuit 15.

【0012】比較回路15においては、右側のゴミセンサ13と左側のゴミセンサ14の出力を比較し、両検出出力の関係が右>左か、右=左か、右<左のいずれであるかを判定し、右>左の場合は「右」出力端子より、右=左の場合は「中」出力端子より、また右<左の場合は「左」出力端子より、それぞれその出力端子にのみ出力を出す。 [0012] In the comparator circuit 15 compares the output of the right dust sensor 13 and the left dust sensor 14, determines both the detection output relationship is right> left or right = or left, which one right <left and, in the case of right> left than the "right" output terminal, than "medium" output terminal in the case of right = left, also from the "left" output terminal is the case right <left, the output only to the output terminal, respectively put out.

【0013】V CCラインとGNDライン間には、電流制限抵抗R 1 、発光素子L 1 、スイッチングトランジスタQ 1の直列回路、電流制限抵抗R 8 、発光素子L 2 、スイッチングトランジスタQ 2の直列回路、電流制限抵抗R 9 、発光素子L 3 、スイッチングトランジスタQ 3の直列回路が、それぞれ接続されている。 [0013] Between the V CC line and the GND line, the current limiting resistor R 1, the light-emitting element L 1, a series circuit of switching transistors Q 1, the current limiting resistor R 8, the light emitting element L 2, the series circuit of the switching transistor Q 2 , the current limiting resistor R 9, the light-emitting element L 3, a series circuit of the switching transistor Q 3 is connected, respectively.

【0014】比較回路15の「右」出力端子は、抵抗R [0014] The "right" output terminal of the comparator circuit 15, the resistor R
1を介してスイッチングトランジスタQ 1のベースへ、 To the base of the switching transistor Q 1 through the 1,
比較回路15の「中」出力端子は、抵抗R 2を介してスイッチングトランジスタQ 2のベースへ、比較回路15 "Medium" output terminal of the comparator circuit 15, to the base of the switching transistor Q 2 through a resistor R 2, the comparison circuit 15
の「左」出力端子は、抵抗R The "left" output terminal, the resistor R 3を介してスイッチングトランジスタQ 3のベースへ、それぞれ接続されている。 3 through the base of the switching transistor Q 3, are connected.

【0015】このゴミ検出装置の回路において、発光素子L 1が点灯すると、図5に示すパターンP 1が選択表示され、発光素子L 2が点灯すると、パターンP 2が選択表示され、発光素子L 3が点灯すると、パターンP 3 [0015] In the circuit of the dust detection device, the light-emitting element L 1 is turned on, the pattern P 1 shown in FIG. 5 is selected and displayed, the light-emitting element L 2 is turned on, the pattern P 2 is selected and displayed, the light emitting element L When 3 is lit, the pattern P 3
が選択表示されるように設定している。 There has been set to be selected and displayed. パターンP 1 Pattern P 1,
2 、P 3を含む表示部7は、図3、図7に示すように、床面接触部3の上面3aに設けている。 Display unit 7 including P 2, P 3 is 3, as shown in FIG. 7, is provided on the upper surface 3a of the floor contacting portion 32. この表示部7は、ゴミ検出状況に応じて、ノズルの移動方向を示すものであり、ノズルの床面接触部3の上面に設けることにより、非常に見やすい。 The display unit 7 in accordance with the dust detection status, which indicates the movement direction of the nozzle, by providing the upper surface of the floor contacting portion 32 of the nozzle, very easy to see. 見やすいということで、表示部7を装着筒部2の、上方より目視可能な側面2aに設けてもよい。 That it easy to see, the hollow mounting portion 2 the display unit 7 may be provided on the visible side 2a from above.

【0016】この実施形態ゴミ検出装置を搭載した電気掃除機が掃除を開始すると、ノズル1より被掃除面のゴミが吸引される。 [0016] vacuum cleaner equipped with this embodiment dust detection apparatus starts cleaning, dust from a cleaning surface are sucked from the nozzle 1. 吸引されたゴミは、それぞれ右の吸気経路2 Aのゴミセンサ13と、左の吸気経路2 Bのゴミセンサ14とで、それぞれを通過するゴミ量として検出される。 The sucked dust, a dust sensor 13 in the right intake path 2 A, respectively, in the dust sensor 14 in the left intake path 2 B, is detected as garbage amount passing through each. ゴミセンサ13と14の検出ゴミ出力は、比較回路15で比較される。 Detection dust output of dust sensor 13 and 14 is compared in the comparison circuit 15. 今、例えば右側のゴミセンサ1 Now, for example, the right side of the dust sensor 1
3の出力の方が大であると、比較回路15の「右」出力端子より信号が出力され、これによってスイッチングトランジスタQ 1がONし、発光素子L 1が点灯する。 When 3/5 of the output is large, the output signal from the "right" output terminal of the comparator circuit 15, whereby the switching transistors Q 1 ON, and the light-emitting element L 1 is turned on. 発光素子L 1が点灯すると、パターンP 1のみが表示される。 When the light-emitting element L 1 is turned on, only the pattern P 1 is displayed.

【0017】この表示を見た人は、パターンP 1が右側向けの矢印であって、次にノズル1を右側へ移動すれば良いことを知ることができる。 [0017] People who viewed this display is able to pattern P 1 is a arrow on the right for knows then that may be moving the nozzle 1 to the right. また、もし逆にゴミセンサ14の出力の方が大であると、比較回路15の「左」 Further, if the direction of the output of the dust sensor 14 in the reverse is large, the comparator circuit 15 "left"
出力端子より信号が出力され、これによってスイッチングトランジスタQ 3がONし、発光素子L 3が点灯する。 Signal from the output terminal is output, thereby to ON the switching transistor Q 3, the light-emitting element L 3 is turned. 発光素子L 3が点灯すると、パターンP 3のみが表示される。 When the light-emitting element L 3 is turned on, only the pattern P 3 is displayed. この表示を見た人は、パターンP 3が左側向けの矢印であるので、次にノズル1を左側へ移動すれば良いことを知ることができる。 People who viewed this display, since the pattern P 3 is an arrow for the left may then know that may be moving the nozzle 1 to the left.

【0018】また、更にゴミセンサ13とゴミセンサ1 [0018] In addition, further dust sensor 13 and the dust sensor 1
4の出力が等しい場合には、比較回路15の「中」出力端子より信号が出力され、これによってスイッチングトランジスタQ 2がONし、発光素子L 2が点灯する。 When the output of 4 are equal, the output signal from the "medium" output terminal of the comparator circuit 15, whereby the switching transistor Q 2 turned ON, the light emitting element L 2 is turned on. 発光素子L 2が点灯すると、パターンP 2のみが表示される。 When the light-emitting element L 2 is turned on, only the pattern P 2 is displayed. この表示を見た人は、パターンP 3が前方向向けの矢印であるので、次にノズル1を前後方向へ移動すれば良いことを知ることができる。 People who viewed this display, since the pattern P 3 is the arrow forward for, can then know that may be moving the nozzle 1 to the front-rear direction.

【0019】なお、上記実施形態の説明では、ノズル1 [0019] In the description of the above embodiment, the nozzle 1
のセパレータ4は、床面接触部3の下端まで設けているが、装着筒部2の部分にのみ形成し、この部分にゴミセンサ5、6を設けても良い。 The separator 4 is are provided to the lower end of the floor contacting portion 32, is formed only in a portion of the hollow mounting portion 2, it may be a dust sensor 5 and 6 the portion provided.

【0020】また、セパレータは設けずに、図6に示すように、床面接触部3の側面に、左右に分かれた位置にゴミセンサ5、6の発光素子5 A 、6 Aと受光素子5 B 、5 Further, without providing the separator, as shown in FIG. 6, the side surface of the floor contacting portion 32, the light emitting element 5 A of dust sensor 5 and 6 were separated into left and right positions, 6 A and the light-receiving element 5 B , 5 Bを設けても良い。 B may be provided.

【0021】また、上記実施形態の説明では、ゴミセンサを2個、左右に位置する例としたが、この発明ではこれに限ることなく、3個以上のゴミセンサを左右(吸気方向に直交する方向)に配置しても良い。 [0021] In the description of the above embodiments, two dust sensor, but an example which is located on the left and right, not limited to this in the present invention, (a direction perpendicular to the intake direction) the three or more dust sensor lateral it may be arranged to.

【0022】また、上記した実施形態の図4の回路では、左右のゴミセンサの検出出力を比較回路15で比較し、その結果をON/OFF的に表示しているが、各ゴミセンサの検出出力に応じた明るさの変化を連続的に表示しても良い。 [0022] In the circuit of Figure 4 embodiment described above, compared with the comparison circuit 15 detects the output of the left and right dust sensor, but it displays the result ON / OFF manner, the detection output of the dust sensor a change in the response brightness may be continuously displayed.

【0023】また、上記した実施形態で右方向、左方向の指示が、目まぐるしく交互に変化するのを防止するため、時定数回路を内蔵し、指示表示は所定時間保持するようにしても良い。 Moreover, the above-mentioned right in embodiments, the left direction instruction, to prevent the changes rapidly alternating, when a built-in constant circuit, instructs the display may be maintained for a predetermined time.

【0024】また、上記実施形態において、ノズルの移動方向を、図5に示すパターンP 1 、P 2 、P 3の矢印で表示しているが、表示に代えて、音声で報知するようにしても良い。 [0024] In the above embodiment, the moving direction of the nozzle, although marked with an arrow pattern P 1, P 2, P 3 shown in FIG. 5, instead of the display, so as to notify by voice it may be.

【0025】また、上記実施形態では、ノズルの移動方向をパターンP 1 、P 2 、P 3により、単に表示するのみであるが、この表示選択のための信号により、ノズルに設けられたコロ車の回転を制御して、ノズルの移動方向を自動的に変化させるようにすることも可能である。 [0025] In the above embodiment, the moving direction of the nozzle pattern P 1, P 2, P 3 , but simply only displayed, the signal for the display selection, a roller wheel provided in the nozzle by controlling the rotation, it is also possible to automatically changing the direction of movement of the nozzle.

【0026】なお、上記実施形態で使用される電源電圧は、本体部から供給されるAC/DC電源、ノズル部に内蔵された二次電池、吸引の空気流で駆動される発電機によって発生される電圧等、いずれのものを用いても良い。 [0026] The power supply voltage used in the above embodiment is generated by a generator driven AC / DC power supplied from the main unit, the secondary battery built in the nozzle portion, an air stream of the suction voltage, etc. that may be used any of those.

【0027】 [0027]

【発明の効果】この発明によれば、ノズルの吸気経路に、吸気経路に直交する方向に複数個のゴミセンサを設け、これらのゴミセンサの検出出力に応じた報知を行うので、例えば右側に、又は左側に、あるいは左右均等にゴミがあるかを知ることができ、次にノズルを移動する方向を知ることができ、掃除を効率良く行うことができる。 Effects of the Invention According to the present invention, the air inlet path of the nozzle, a plurality of dust sensor provided in a direction perpendicular to the intake path, since the notification in accordance with the detection output of these dust sensor, for example, the right, or to the left, or left equally able to know whether there is dust, then it is possible to know the direction of movement of the nozzle, the cleaning can be efficiently performed.

【図面の簡単な説明】 BRIEF DESCRIPTION OF THE DRAWINGS

【図1】この発明の一実施形態であるゴミ検出装置のノズル部を示す概略図である。 1 is a schematic view showing a nozzle portion of the dust detection apparatus according to an embodiment of the present invention.

【図2】同ノズル部の概略底面図である。 2 is a schematic bottom view of the nozzle portion.

【図3】同ノズル部の側面図である。 3 is a side view of the nozzle portion.

【図4】同実施形態ゴミ検出装置の回路構成を示す回路図である。 4 is a circuit diagram showing a circuit configuration of the embodiment dust detection device.

【図5】同実施形態ゴミ検出装置のゴミ検出表示パターンを説明する図である。 5 is a diagram for explaining a dust detection display pattern of the embodiment dust detection device.

【図6】この発明の他の実施形態であるゴミ検出装置のノズル部の概略床面図である。 6 is a another embodiment schematic floor view of the nozzle portion of the dust detecting device is of the present invention.

【図7】この発明の他の実施形態であるゴミ検出装置のノズルの外観斜視図である。 7 is an external perspective view of the nozzle of the dust detection device according to another embodiment of the present invention.

【符号の説明】 DESCRIPTION OF SYMBOLS

1 ノズル 2 装着筒部 2 A第1の吸気経路 2 B第2の吸気経路 3 床面接触部 5、13 第1のゴミセンサ 6、14 第2のゴミセンサ 15 比較回路 Q 1 、Q 2 、Q 3スイッチングトランジスタ L 1 、L 2 、L 3表示素子 1 nozzle 2 hollow mounting portion 2 A first intake path 2 B second intake passage 3 floor surface contact portion 5 and 13 first dust sensor 6 and 14 second dust sensor 15 comparison circuit Q 1, Q 2, Q 3 a switching transistor L 1, L 2, L 3 display elements

Claims (5)

    【特許請求の範囲】 [The claims]
  1. 【請求項1】ノズルの吸気口近傍に吸気経路に直交する方向に配設される複数個のゴミセンサと、これらゴミセンサの検出出力に応じた報知を行う報知手段と、を備えたことを特徴とするゴミ検出装置。 And 1. A plurality disposed in a direction orthogonal to the intake path in the intake port near the nozzle dust sensor, and further comprising a, a notification means for performing notification in accordance with the detection outputs of the dust sensor dust detection device that.
  2. 【請求項2】前記ノズルは、吸気方向に直交する方向に分割形成した複数の吸気経路を備え、この各吸気経路にゴミセンサを備えたことを特徴とする請求項1記載のゴミ検出装置。 Wherein said nozzle is provided with a plurality of intake paths divided form in a direction perpendicular to the intake direction, the dust detection apparatus according to claim 1, further comprising a dust sensor to the respective air inlet path.
  3. 【請求項3】報知手段は、ゴミ検出状況に応じてノズルの移動方向を示すものであることを特徴とする請求項1 Wherein notifying means according to claim 1, characterized in that shows the moving direction of the nozzle in accordance with the dust detection situations
    又は請求項2記載のゴミ検出装置。 Or dust detecting device according to claim 2, wherein.
  4. 【請求項4】前記報知手段は、前記ノズルに備えたことを特徴とする請求項1、請求項2又は請求項3記載のゴミ検出装置。 Wherein said notifying means, according to claim 1, claim 2 or claim 3 dust detecting device, wherein a provided in the nozzle.
  5. 【請求項5】前記請求項1、請求項2又は請求項3記載のゴミ検出装置を備えたことを特徴とする電気掃除機。 Wherein said claim 1, vacuum cleaner, characterized in that it includes a dust detecting device according to claim 2 or claim 3, wherein.
JP2001288463A 2001-04-13 2001-09-21 Dust detecting device and vacuum cleaner Pending JP2002369778A (en)

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