JPH0824657B2 - Electric vacuum cleaner - Google Patents
Electric vacuum cleanerInfo
- Publication number
- JPH0824657B2 JPH0824657B2 JP1163079A JP16307989A JPH0824657B2 JP H0824657 B2 JPH0824657 B2 JP H0824657B2 JP 1163079 A JP1163079 A JP 1163079A JP 16307989 A JP16307989 A JP 16307989A JP H0824657 B2 JPH0824657 B2 JP H0824657B2
- Authority
- JP
- Japan
- Prior art keywords
- printed circuit
- circuit board
- support plate
- case
- operation display
- Prior art date
- 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.)
- Expired - Fee Related
Links
- 210000000078 claw Anatomy 0.000 claims description 11
- 239000000428 dust Substances 0.000 description 8
- 238000001514 detection method Methods 0.000 description 4
- 230000005611 electricity Effects 0.000 description 4
- 230000003068 static effect Effects 0.000 description 4
- 238000005452 bending Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000035939 shock Effects 0.000 description 2
- 239000000758 substrate Substances 0.000 description 2
- 230000007423 decrease Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 229910000679 solder Inorganic materials 0.000 description 1
- 125000006850 spacer group Chemical group 0.000 description 1
- 238000002834 transmittance Methods 0.000 description 1
- 238000011144 upstream manufacturing Methods 0.000 description 1
Landscapes
- Electric Vacuum Cleaner (AREA)
Description
【発明の詳細な説明】 産業上の利用分野 本発明は表示素子，スイッチ等を備え表面でセンサー
等の表示、スイッチ操作を行う操作表示プリント基板を
有した電気掃除機に関するものである。BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to an electric vacuum cleaner having a display element, a switch, and the like, and an operation display printed circuit board for displaying a sensor or the like on the surface and performing a switch operation.
従来の技術 従来、この種操作表示装置を有したプリント基板にあ
っては、センサー等で検知し制御した情報をホースの先
端の手元操作部等で使用者に見やすいように上面に表示
していた。2. Description of the Related Art Conventionally, in a printed circuit board having an operation display device of this type, information detected and controlled by a sensor or the like is displayed on the upper surface of a hose end, for example, for easy viewing by a user. .
発明が解決しようとする課題 ところがこのように手元で操作や表示を一括して行な
うと使いやすい反面、手元操作部を少しでもも軽くコン
パクトに構成しないと使用者が重く大きくて使いにくい
不満をもってしまう。さらに最近塵検出機能、及びそれ
によるファンモーター制御等付加価値機能がますます増
え、マイコン使用による対応が進められている。The problem to be solved by the invention. However, when the operation and display are collectively performed at hand, it is easy to use. On the other hand, unless the operation unit at hand is configured to be light and compact, the user is heavy and large, and is uncomfortable. . Recently, the dust detection function and the value-added functions such as fan motor control, etc. have been increasing more and more, and the use of microcomputers is being promoted.
このため、ますますコンパクトに機能付加する方法が
必要になってきた。For this reason, there has been a need for a more compact method of adding functions.
そこで、本発明はこのような従来の問題を解決したも
のであり、電気掃除機のプリント基板収納方法を安定し
た状態で提供できるものである。Therefore, the present invention solves such a conventional problem, and can provide a method of accommodating a printed circuit board of an electric vacuum cleaner in a stable state.
課題を解決するための手段 そして上記の目的を達成するために本発明は、くの字
状の吸込通路の曲がり部分から略三角形の収納空間を形
成するケースと、このケースの表面に臨む表示素子およ
びスイッチを備えた操作表示プリント基板と、この操作
表示プリント基板の下方に位置し、同基板を側端部に形
設した爪部により保持する支持板と、支持板の下方に位
置し、支持板の側端部の爪部により保持される制御プリ
ント基板とを備え、前記ケース内に操作表示プリント基
板、支持板および制御プリント基板を収容し、前記支持
板の下方に設けた脚部を前記ケース内の下方に形成した
保持リブに係合させたものである。Means for Solving the Problems And, in order to achieve the above object, the present invention provides a case in which a substantially triangular storage space is formed from a bent portion of a dogleg-shaped suction passage, and a display element facing the surface of the case. And an operation display printed circuit board provided with a switch, a support plate located below the operation display printed circuit board and held by a claw formed at a side end of the operation display printed circuit board, and a support plate located below the support plate. A control printed circuit board held by a claw portion at a side end of the plate, the operation display printed circuit board, the support plate and the control printed circuit board are housed in the case, and the leg portion provided below the support plate is provided. It is engaged with a holding rib formed in the lower part of the case.
作用 上記構成では、支持板の側端部に形設した爪部で操作
表示プリント基板を保持しているので、スイッチ操作時
の過大な力により操作表示プリント基板が変形破損する
ことがない。また、操作プリント基板および制御プリン
ト基板は支持板に爪部で保持されるので、支持板が変形
しても、その変形分を吸収する吸収することができ、各
プリント基板が支持板の変形により無理な力が加わるこ
とがない。Operation In the above configuration, since the operation display printed circuit board is held by the claw portion formed on the side end portion of the support plate, the operation display printed circuit board is not deformed and damaged by an excessive force when the switch is operated. Further, since the operation printed circuit board and the control printed circuit board are held by the claws on the support plate, even if the support plate is deformed, the deformation can be absorbed and absorbed. No excessive force is applied.
さらに、静電気等の外部の環境に弱い制御部品を実装
した制御プリント基板を支持板を介して操作表示基板の
裏側に取り付けているので、故障の少ない安定した構成
を提供できる。また、支持板の脚部をケースの保持リブ
に係合させているので、操作プリント基板に外力が加わ
っても、支持板を介して脚部で受けて支持板の変形を小
さくできるとともに、ケースの強度も高めることがで
き、よって、ケースに衝撃が加わっても、ケース内の各
プリント基板が破壊されるのを防止できる。Furthermore, since the control printed circuit board on which the control component vulnerable to the external environment such as static electricity is mounted is attached to the back side of the operation display board through the support plate, it is possible to provide a stable structure with few failures. Further, since the legs of the support plate are engaged with the holding ribs of the case, even if an external force is applied to the operation printed circuit board, the legs can be received by the legs via the support plate and the deformation of the support plate can be reduced. It is also possible to increase the strength of the printed circuit board, so that even if a shock is applied to the case, it is possible to prevent the printed boards in the case from being destroyed.
実施例 以下その実施例を図面を参照しながら説明する。Embodiments Embodiments will be described below with reference to the drawings.
第１図〜第３図において、１は手元操作部２に一体的
に形成した吸込通路で、その上流側端部には、延長管
（図示せず）を介して床ノズル（図示せず）が接続さ
れ、また下流側端部はホース３を介して電気掃除機の吸
気口に連絡される。In FIGS. 1 to 3, reference numeral 1 denotes a suction passage integrally formed with the hand-side operation portion 2, and an upstream end thereof has a floor nozzle (not shown) through an extension pipe (not shown). And the downstream end is connected to the intake port of the electric vacuum cleaner via the hose 3.
４は対抗して設けた受光素子5,発光素子６の組合せか
らなる塵埃検知センサーで、吸込通路１内を流れる塵埃
量に応じて発光素子６から受光素子５へ到達する光の量
が変化して同受光素子５の出力が変化する。そしてこの
出力は制御部に入力されて、ファンモーター（図示せ
ず）の回転制御や表示素子７の制御に用いられる。Reference numeral 4 denotes a dust detection sensor composed of a combination of a light-receiving element 5 and a light-emitting element 6 provided opposite to each other, and the amount of light reaching the light-receiving element 5 from the light-emitting element 6 changes according to the amount of dust flowing in the suction passage 1. The output of the light receiving element 5 changes. This output is input to the control unit and used for rotation control of a fan motor (not shown) and control of the display element 7.
表面に表示素子７、スイッチ８を備えた操作表示プリ
ント基板９を、裏面にマイコン10等装置の制御を主体に
行なう制御プリント基板11をそれぞれ半田面を向かい合
わせて設けるとともに、両基板間に支持板12を介在さ
せ、この支持板12に形設した爪13による保持手段により
両基板を保持してユニット化し、さらに支持板12をケー
ス14に固定したものである。An operation display printed circuit board 9 provided with a display element 7 and a switch 8 is provided on the front surface, and a control printed circuit board 11 for mainly controlling the device such as the microcomputer 10 is provided on the back surface with the solder surfaces facing each other, and is supported between both boards. A board (12) is interposed, and both substrates are held as a unit by holding means by a claw (13) formed on the support board (12), and the support board (12) is fixed to a case (14).
ケース14にユニット化された基板を取り付け後、上ケ
ース15で固定し、さらに表示シート16を上に貼りつけて
いる。After the unitized substrate is attached to the case 14, it is fixed with the upper case 15, and the display sheet 16 is attached on the upper part.
制御プリント基板11と操作表示プリント基板９はケー
ブル17により短距離で電気的に結合している。The control printed circuit board 11 and the operation display printed circuit board 9 are electrically connected by a cable 17 at a short distance.
支持板12には下方に脚部18を設け、同脚部18とケース
14に設けた保持リブ19と係合支持している。脚部18の間
には電源プリント基板20を設け、無駄な空間のない構成
になっている。21はプリント基板９と支持板12のスペー
サの役割をする支持リブである。The support plate 12 is provided with a leg portion 18 below, and the leg portion 18 and the case
It is engaged with and supported by a holding rib 19 provided on the base 14. A power supply printed circuit board 20 is provided between the legs 18 so that there is no wasted space. Reference numeral 21 is a support rib that functions as a spacer between the printed board 9 and the support plate 12.
上記構成において、動作を説明する。ファンモーター
を動作させ、塵埃の吸い込みを開始すると、矢印Ａに示
すように吸込通路１内を塵が流れる。一方、発光素子６
からの光は、吸込通路１内を流れる塵が多いほど透過率
が低下するため、受光素子５に到達しにくくなり、受光
素子５で検知する光量は低下する。この受光素子５から
の検知信号にもとづいて制御プリント基板11の検知部は
塵を検知し、この塵に応じてファンモーターの回転制御
等を行なう。The operation of the above configuration will be described. When the fan motor is operated to start sucking dust, the dust flows in the suction passage 1 as indicated by an arrow A. On the other hand, the light emitting element 6
As the amount of dust flowing through the suction passage 1 decreases, the transmittance of the light emitted from the light source 1 is less likely to reach the light receiving element 5, and the amount of light detected by the light receiving element 5 is reduced. Based on the detection signal from the light receiving element 5, the detection portion of the control printed circuit board 11 detects dust and controls rotation of the fan motor according to the dust.
操作表示プリント基板９が上面に配置され使用者に見
やすく表示素子７を表示でき、スイッチ８を使いやすい
手元の位置に位置している。かつマイコン10等による制
御プリント基板11をごく近傍である裏面に配置し、幅の
狭いプリント基板で構成できるため、コンパクトなケー
スで、操作性が良い。The operation display printed circuit board 9 is arranged on the upper surface so that the display element 7 can be easily displayed by the user and the switch 8 is located at a convenient position. Moreover, since the control printed circuit board 11 by the microcomputer 10 and the like is arranged on the back surface which is very close to the printed circuit board and can be composed of a narrow printed circuit board, the case is compact and the operability is good.
また操作表示プリント基板９のスイッチ８が受ける力
は支持板12の側端部下方で脚部18がケース14に設けた保
持リブ19と係合支持しているため、支持板12及びプリン
ト基板がひどくたわむことがなく、充分な強度が得られ
る。このため薄くても強度が強くコンパクト，軽量な構
成が実現できる。また、支持板12の変形量が小さいの
で、各プリント基板９、11を爪部13で保持して多少の支
持板の変形力を受けないようにしているので、各プリン
ト基板９、11に無理な力が加わることがない。Further, the force received by the switch 8 of the operation display printed circuit board 9 is supported below the side end portion of the support plate 12 by the leg portions 18 engaging with the holding ribs 19 provided on the case 14. Sufficient strength is obtained without severe bending. Therefore, even if it is thin, it has a high strength, a compact structure, and a lightweight structure. Further, since the amount of deformation of the support plate 12 is small, the printed circuit boards 9 and 11 are held by the claw portions 13 so as not to be subjected to some deformation force of the support plate. Power is not applied.
さらに静電気等外部の環境に弱いマイコン10等の制御
部品をコンパクトながらも外観より奥に配置でき安定し
た故障しにくい構成をなしている。In addition, the control parts such as the microcomputer 10, which is vulnerable to the external environment such as static electricity, can be placed deeper than the external appearance while being compact, and it has a stable and hard-to-break structure.
また基板をユニット化して輸送する際重要部品である
受光素子５やマイコン10等の部品が静電気で壊れ難く、
折れ曲がったりすることもなくコストアップなしに安定
した商品を提供できる。Also, the parts such as the light-receiving element 5 and the microcomputer 10, which are important parts when the board is unitized and transported, are hard to be broken by static electricity,
It is possible to provide stable products without bending and without increasing costs.
発明の効果 以上の説明から明らかなとおり、本発明によれば、支
持板の側端部に形設した爪部で操作表示プリント基板を
保持しているので、スイッチ操作時の過大な力により操
作表示プリント基板が変形破損することがない。また、
操作プリント基板および制御プリント基板は支持板に爪
部で保持されるので、支持板が変形しても、その変形分
を吸収する吸収することができ、各プリント基板が支持
板の変形により無理な力が加わることがない。EFFECTS OF THE INVENTION As is apparent from the above description, according to the present invention, since the operation display printed circuit board is held by the claws formed at the side end portions of the support plate, the operation display printed circuit board is operated by an excessive force when the switch is operated. The display printed circuit board is not deformed or damaged. Also,
Since the operation printed circuit board and the control printed circuit board are held by the support plate by the claws, even if the support plate is deformed, the deformation can be absorbed and absorbed, and each printed circuit board is not deformed by the deformation of the support plate. No force is applied.
さらに、静電気等の外部の環境に弱い制御部品を実装
した制御プリント基板を支持板を介して操作表示基板の
裏側に取り付けているので、故障の少ない安定した構成
を提供できる。また、支持はの脚部をケースの保持リブ
に係合させているので、操作プリント基板に外力が加わ
っても、支持はを介して脚部で受けて支持板の変形を小
さくできるとともに、ケースの強度も高めることがで
き、よって、ケースに衝撃が加わっても、ケース内の各
プリント基板が破壊されるのを防止できる。Furthermore, since the control printed circuit board on which the control component vulnerable to the external environment such as static electricity is mounted is attached to the back side of the operation display board through the support plate, it is possible to provide a stable structure with few failures. Further, since the legs of the support are engaged with the holding ribs of the case, even if an external force is applied to the operation printed circuit board, the support can be received by the legs via and the deformation of the support plate can be reduced, and the case can be reduced. It is also possible to increase the strength of the printed circuit board, so that even if a shock is applied to the case, it is possible to prevent each printed circuit board in the case from being destroyed.
また、支持板の表裏に各プリント基板を保持する構成
なので、支持板と各プリント基板との三層構造となり、
外力に対する強度を高めることができる。In addition, since each printed circuit board is held on the front and back of the support plate, it has a three-layer structure of the support plate and each printed circuit board.
Strength against external force can be increased.
第１図は本発明の実施例を示す電気掃除機の要部分解斜
視図、第２図は同操作ハンドルの側断面図、第３図は同
正断面図である。 ７……表示素子、８……スイッチ、９……操作表示プリ
ント基板、12……支持板、13……爪、18……脚部。FIG. 1 is an exploded perspective view of essential parts of an electric vacuum cleaner showing an embodiment of the present invention, FIG. 2 is a side sectional view of the operation handle, and FIG. 3 is a front sectional view of the same. 7 ... Display element, 8 ... Switch, 9 ... Operation display printed circuit board, 12 ... Support plate, 13 ... Claw, 18 ... Leg part.
Claims (1)
角形の収納空間を形成するケースと、このケースの表面
に臨む表示素子およびスイッチを備えた操作表示プリン
ト基板と、この操作表示プリント基板の下方に位置し、
同基板を側端部に形設した爪部により保持する支持板
と、支持板の下方に位置し、支持板の側端部の爪部によ
り保持される制御プリント基板とを備え、前記ケース内
に操作表示プリント基板、支持板および制御プリント基
板を収容し、前記支持板の下方に設けた脚部を前記ケー
ス内の下方に形成した保持リブに係合させた電気掃除
機。1. A case for forming a substantially triangular storage space from a bent portion of a dogleg-shaped suction passage, an operation display printed circuit board having a display element and a switch facing the surface of the case, and this operation display print. Located below the board,
In the case, there is provided a support plate that holds the board by a claw formed at a side end, and a control printed board that is located below the support plate and that is held by a claw at a side end of the support plate. An electric vacuum cleaner in which an operation display printed circuit board, a support plate, and a control printed circuit board are housed, and legs provided below the support plate are engaged with holding ribs formed below in the case.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1163079A JPH0824657B2 (en) | 1989-06-26 | 1989-06-26 | Electric vacuum cleaner |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1163079A JPH0824657B2 (en) | 1989-06-26 | 1989-06-26 | Electric vacuum cleaner |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH0329631A JPH0329631A (en) | 1991-02-07 |
| JPH0824657B2 true JPH0824657B2 (en) | 1996-03-13 |
Family
ID=15766785
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1163079A Expired - Fee Related JPH0824657B2 (en) | 1989-06-26 | 1989-06-26 | Electric vacuum cleaner |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0824657B2 (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR20180023774A (en) * | 2016-08-25 | 2018-03-07 | 엘지전자 주식회사 | Cleaner |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS63202250U (en) * | 1987-06-17 | 1988-12-27 |
-
1989
- 1989-06-26 JP JP1163079A patent/JPH0824657B2/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR20180023774A (en) * | 2016-08-25 | 2018-03-07 | 엘지전자 주식회사 | Cleaner |
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0329631A (en) | 1991-02-07 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN208607859U (en) | flexible display device | |
| JP3986710B2 (en) | Coordinate detection device | |
| JP2001022281A5 (en) | ||
| JPH0824657B2 (en) | Electric vacuum cleaner | |
| JP4610518B2 (en) | Display unit and portable terminal equipped with the same | |
| TW201506973A (en) | Button device | |
| JP2699571B2 (en) | Electric vacuum cleaner | |
| EP0975141A3 (en) | Hand held scanning device | |
| JPH0734747Y2 (en) | Aspirator for detecting room temperature of automobile | |
| JPH066394Y2 (en) | Built-in structure of display board | |
| CN215266027U (en) | Side key structure and terminal equipment | |
| JP5040819B2 (en) | Electronic equipment and electronic components | |
| JPH0545649A (en) | Lighting structure and assembly structure of liquid crystal display | |
| CN105806809B (en) | Sensors and Household Appliances for Detecting the Amount of Attachment | |
| JP3972803B2 (en) | Induction heating device | |
| JP3704830B2 (en) | Mounting structure of trigger key switch of control pad for computer game | |
| JP3917232B2 (en) | Portable input device with scanner | |
| JP3871158B2 (en) | Wiring storage device for partition with worktop table | |
| JPH0668192U (en) | Electronics | |
| JPH0327596Y2 (en) | ||
| JPS61161928U (en) | ||
| JPH0755357Y2 (en) | Ultra compact fan | |
| JP2545541Y2 (en) | Push button switch device | |
| JPH0414882Y2 (en) | ||
| JPH06154133A (en) | Suction device for vacuum cleaner |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| LAPS | Cancellation because of no payment of annual fees |